kmail

kmmessage.cpp

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00001 // -*- mode: C++; c-file-style: "gnu" -*-
00002 // kmmessage.cpp
00003 
00004 // if you do not want GUI elements in here then set ALLOW_GUI to 0.
00005 #include <config.h>
00006 // needed temporarily until KMime is replacing the partNode helper class:
00007 #include "partNode.h"
00008 
00009 
00010 #define ALLOW_GUI 1
00011 #include "kmkernel.h"
00012 #include "kmmessage.h"
00013 #include "mailinglist-magic.h"
00014 #include "messageproperty.h"
00015 using KMail::MessageProperty;
00016 #include "objecttreeparser.h"
00017 using KMail::ObjectTreeParser;
00018 #include "kmfolderindex.h"
00019 #include "undostack.h"
00020 #include "kmversion.h"
00021 #include "headerstrategy.h"
00022 #include "globalsettings.h"
00023 using KMail::HeaderStrategy;
00024 #include "kmaddrbook.h"
00025 #include "kcursorsaver.h"
00026 #include "templateparser.h"
00027 
00028 #include <libkpimidentities/identity.h>
00029 #include <libkpimidentities/identitymanager.h>
00030 #include <libemailfunctions/email.h>
00031 
00032 #include <kasciistringtools.h>
00033 
00034 #include <kpgpblock.h>
00035 #include <kaddrbook.h>
00036 
00037 #include <kapplication.h>
00038 #include <kglobalsettings.h>
00039 #include <kdebug.h>
00040 #include <kconfig.h>
00041 #include <khtml_part.h>
00042 #include <kuser.h>
00043 #include <kidna.h>
00044 #include <kasciistricmp.h>
00045 
00046 #include <qcursor.h>
00047 #include <qtextcodec.h>
00048 #include <qmessagebox.h>
00049 #include <kmime_util.h>
00050 #include <kmime_charfreq.h>
00051 
00052 #include <kmime_header_parsing.h>
00053 using KMime::HeaderParsing::parseAddressList;
00054 using namespace KMime::Types;
00055 
00056 #include <mimelib/body.h>
00057 #include <mimelib/field.h>
00058 #include <mimelib/mimepp.h>
00059 #include <mimelib/string.h>
00060 #include <assert.h>
00061 #include <sys/time.h>
00062 #include <time.h>
00063 #include <klocale.h>
00064 #include <stdlib.h>
00065 #include <unistd.h>
00066 #include "util.h"
00067 
00068 #if ALLOW_GUI
00069 #include <kmessagebox.h>
00070 #endif
00071 
00072 using namespace KMime;
00073 
00074 static DwString emptyString("");
00075 
00076 // Values that are set from the config file with KMMessage::readConfig()
00077 static QString sReplyLanguage, sReplyStr, sReplyAllStr, sIndentPrefixStr;
00078 static bool sSmartQuote,
00079   sWordWrap;
00080 static int sWrapCol;
00081 static QStringList sPrefCharsets;
00082 
00083 QString KMMessage::sForwardStr;
00084 const HeaderStrategy * KMMessage::sHeaderStrategy = HeaderStrategy::rich();
00085 //helper
00086 static void applyHeadersToMessagePart( DwHeaders& headers, KMMessagePart* aPart );
00087 
00088 QValueList<KMMessage*> KMMessage::sPendingDeletes;
00089 
00090 //-----------------------------------------------------------------------------
00091 KMMessage::KMMessage(DwMessage* aMsg)
00092   : KMMsgBase()
00093 {
00094   init( aMsg );
00095   // aMsg might need assembly
00096   mNeedsAssembly = true;
00097 }
00098 
00099 //-----------------------------------------------------------------------------
00100 KMMessage::KMMessage(KMFolder* parent): KMMsgBase(parent)
00101 {
00102   init();
00103 }
00104 
00105 
00106 //-----------------------------------------------------------------------------
00107 KMMessage::KMMessage(KMMsgInfo& msgInfo): KMMsgBase()
00108 {
00109   init();
00110   // now overwrite a few from the msgInfo
00111   mMsgSize = msgInfo.msgSize();
00112   mFolderOffset = msgInfo.folderOffset();
00113   mStatus = msgInfo.status();
00114   mEncryptionState = msgInfo.encryptionState();
00115   mSignatureState = msgInfo.signatureState();
00116   mMDNSentState = msgInfo.mdnSentState();
00117   mDate = msgInfo.date();
00118   mFileName = msgInfo.fileName();
00119   KMMsgBase::assign(&msgInfo);
00120 }
00121 
00122 
00123 //-----------------------------------------------------------------------------
00124 KMMessage::KMMessage(const KMMessage& other) :
00125     KMMsgBase( other ),
00126     ISubject(),
00127     mMsg(0)
00128 {
00129   init(); // to be safe
00130   assign( other );
00131 }
00132 
00133 void KMMessage::init( DwMessage* aMsg )
00134 {
00135   mNeedsAssembly = false;
00136   if ( aMsg ) {
00137     mMsg = aMsg;
00138   } else {
00139     mMsg = new DwMessage;
00140   }
00141   mOverrideCodec = 0;
00142   mDecodeHTML = false;
00143   mComplete = true;
00144   mReadyToShow = true;
00145   mMsgSize = 0;
00146   mMsgLength = 0;
00147   mFolderOffset = 0;
00148   mStatus  = KMMsgStatusNew;
00149   mEncryptionState = KMMsgEncryptionStateUnknown;
00150   mSignatureState = KMMsgSignatureStateUnknown;
00151   mMDNSentState = KMMsgMDNStateUnknown;
00152   mDate    = 0;
00153   mUnencryptedMsg = 0;
00154   mLastUpdated = 0;
00155   mCursorPos = 0;
00156   mMsgInfo = 0;
00157   mIsParsed = false;
00158 }
00159 
00160 void KMMessage::assign( const KMMessage& other )
00161 {
00162   MessageProperty::forget( this );
00163   delete mMsg;
00164   delete mUnencryptedMsg;
00165 
00166   mNeedsAssembly = true;//other.mNeedsAssembly;
00167   if( other.mMsg )
00168     mMsg = new DwMessage( *(other.mMsg) );
00169   else
00170     mMsg = 0;
00171   mOverrideCodec = other.mOverrideCodec;
00172   mDecodeHTML = other.mDecodeHTML;
00173   mMsgSize = other.mMsgSize;
00174   mMsgLength = other.mMsgLength;
00175   mFolderOffset = other.mFolderOffset;
00176   mStatus  = other.mStatus;
00177   mEncryptionState = other.mEncryptionState;
00178   mSignatureState = other.mSignatureState;
00179   mMDNSentState = other.mMDNSentState;
00180   mIsParsed = other.mIsParsed;
00181   mDate    = other.mDate;
00182   if( other.hasUnencryptedMsg() )
00183     mUnencryptedMsg = new KMMessage( *other.unencryptedMsg() );
00184   else
00185     mUnencryptedMsg = 0;
00186   setDrafts( other.drafts() );
00187   setTemplates( other.templates() );
00188   //mFileName = ""; // we might not want to copy the other messages filename (?)
00189   //KMMsgBase::assign( &other );
00190 }
00191 
00192 //-----------------------------------------------------------------------------
00193 KMMessage::~KMMessage()
00194 {
00195   delete mMsgInfo;
00196   delete mMsg;
00197   kmkernel->undoStack()->msgDestroyed( this );
00198 }
00199 
00200 
00201 //-----------------------------------------------------------------------------
00202 void KMMessage::setReferences(const QCString& aStr)
00203 {
00204   if (!aStr) return;
00205   mMsg->Headers().References().FromString(aStr);
00206   mNeedsAssembly = true;
00207 }
00208 
00209 
00210 //-----------------------------------------------------------------------------
00211 QCString KMMessage::id() const
00212 {
00213   DwHeaders& header = mMsg->Headers();
00214   if (header.HasMessageId())
00215     return KMail::Util::CString( header.MessageId().AsString() );
00216   else
00217     return "";
00218 }
00219 
00220 
00221 //-----------------------------------------------------------------------------
00222 //WARNING: This method updates the memory resident cache of serial numbers
00223 //WARNING: held in MessageProperty, but it does not update the persistent
00224 //WARNING: store of serial numbers on the file system that is managed by
00225 //WARNING: KMMsgDict
00226 void KMMessage::setMsgSerNum(unsigned long newMsgSerNum)
00227 {
00228   MessageProperty::setSerialCache( this, newMsgSerNum );
00229 }
00230 
00231 
00232 //-----------------------------------------------------------------------------
00233 bool KMMessage::isMessage() const
00234 {
00235   return true;
00236 }
00237 
00238 //-----------------------------------------------------------------------------
00239 bool KMMessage::transferInProgress() const
00240 {
00241   return MessageProperty::transferInProgress( getMsgSerNum() );
00242 }
00243 
00244 
00245 //-----------------------------------------------------------------------------
00246 void KMMessage::setTransferInProgress(bool value, bool force)
00247 {
00248   MessageProperty::setTransferInProgress( getMsgSerNum(), value, force );
00249   if ( !transferInProgress() && sPendingDeletes.contains( this ) ) {
00250     sPendingDeletes.remove( this );
00251     if ( parent() ) {
00252       int idx = parent()->find( this );
00253       if ( idx > 0 ) {
00254         parent()->removeMsg( idx );
00255       }
00256     }
00257   }
00258 }
00259 
00260 
00261 
00262 bool KMMessage::isUrgent() const {
00263   return headerField( "Priority" ).contains( "urgent", false )
00264     || headerField( "X-Priority" ).startsWith( "2" );
00265 }
00266 
00267 //-----------------------------------------------------------------------------
00268 void KMMessage::setUnencryptedMsg( KMMessage* unencrypted )
00269 {
00270   delete mUnencryptedMsg;
00271   mUnencryptedMsg = unencrypted;
00272 }
00273 
00274 //-----------------------------------------------------------------------------
00275 //FIXME: move to libemailfunctions
00276 KPIM::EmailParseResult KMMessage::isValidEmailAddressList( const QString& aStr,
00277                                                            QString& brokenAddress )
00278 {
00279   if ( aStr.isEmpty() ) {
00280      return KPIM::AddressEmpty;
00281   }
00282 
00283   QStringList list = KPIM::splitEmailAddrList( aStr );
00284   for( QStringList::const_iterator it = list.begin(); it != list.end(); ++it ) {
00285     KPIM::EmailParseResult errorCode = KPIM::isValidEmailAddress( *it );
00286       if ( errorCode != KPIM::AddressOk ) {
00287       brokenAddress = ( *it );
00288       return errorCode;
00289     }
00290   }
00291   return KPIM::AddressOk;
00292 }
00293 
00294 //-----------------------------------------------------------------------------
00295 const DwString& KMMessage::asDwString() const
00296 {
00297   if (mNeedsAssembly)
00298   {
00299     mNeedsAssembly = false;
00300     mMsg->Assemble();
00301   }
00302   return mMsg->AsString();
00303 }
00304 
00305 //-----------------------------------------------------------------------------
00306 const DwMessage* KMMessage::asDwMessage()
00307 {
00308   if (mNeedsAssembly)
00309   {
00310     mNeedsAssembly = false;
00311     mMsg->Assemble();
00312   }
00313   return mMsg;
00314 }
00315 
00316 //-----------------------------------------------------------------------------
00317 QCString KMMessage::asString() const {
00318   return KMail::Util::CString( asDwString() );
00319 }
00320 
00321 
00322 QByteArray KMMessage::asSendableString() const
00323 {
00324   KMMessage msg( new DwMessage( *this->mMsg ) );
00325   msg.removePrivateHeaderFields();
00326   msg.removeHeaderField("Bcc");
00327   return KMail::Util::ByteArray( msg.asDwString() ); // and another copy again!
00328 }
00329 
00330 QCString KMMessage::headerAsSendableString() const
00331 {
00332   KMMessage msg( new DwMessage( *this->mMsg ) );
00333   msg.removePrivateHeaderFields();
00334   msg.removeHeaderField("Bcc");
00335   return msg.headerAsString().latin1();
00336 }
00337 
00338 void KMMessage::removePrivateHeaderFields() {
00339   removeHeaderField("Status");
00340   removeHeaderField("X-Status");
00341   removeHeaderField("X-KMail-EncryptionState");
00342   removeHeaderField("X-KMail-SignatureState");
00343   removeHeaderField("X-KMail-MDN-Sent");
00344   removeHeaderField("X-KMail-Transport");
00345   removeHeaderField("X-KMail-Identity");
00346   removeHeaderField("X-KMail-Fcc");
00347   removeHeaderField("X-KMail-Redirect-From");
00348   removeHeaderField("X-KMail-Link-Message");
00349   removeHeaderField("X-KMail-Link-Type");
00350   removeHeaderField( "X-KMail-Markup" );
00351 }
00352 
00353 //-----------------------------------------------------------------------------
00354 void KMMessage::setStatusFields()
00355 {
00356   char str[2] = { 0, 0 };
00357 
00358   setHeaderField("Status", status() & KMMsgStatusNew ? "R" : "RO");
00359   setHeaderField("X-Status", statusToStr(status()));
00360 
00361   str[0] = (char)encryptionState();
00362   setHeaderField("X-KMail-EncryptionState", str);
00363 
00364   str[0] = (char)signatureState();
00365   //kdDebug(5006) << "Setting SignatureState header field to " << str[0] << endl;
00366   setHeaderField("X-KMail-SignatureState", str);
00367 
00368   str[0] = static_cast<char>( mdnSentState() );
00369   setHeaderField("X-KMail-MDN-Sent", str);
00370 
00371   // We better do the assembling ourselves now to prevent the
00372   // mimelib from changing the message *body*.  (khz, 10.8.2002)
00373   mNeedsAssembly = false;
00374   mMsg->Headers().Assemble();
00375   mMsg->Assemble( mMsg->Headers(),
00376                   mMsg->Body() );
00377 }
00378 
00379 
00380 //----------------------------------------------------------------------------
00381 QString KMMessage::headerAsString() const
00382 {
00383   DwHeaders& header = mMsg->Headers();
00384   header.Assemble();
00385   if ( header.AsString().empty() )
00386     return QString::null;
00387   return QString::fromLatin1( header.AsString().c_str() );
00388 }
00389 
00390 
00391 //-----------------------------------------------------------------------------
00392 DwMediaType& KMMessage::dwContentType()
00393 {
00394   return mMsg->Headers().ContentType();
00395 }
00396 
00397 void KMMessage::fromByteArray( const QByteArray & ba, bool setStatus ) {
00398   return fromDwString( DwString( ba.data(), ba.size() ), setStatus );
00399 }
00400 
00401 void KMMessage::fromString( const QCString & str, bool aSetStatus ) {
00402   return fromDwString( KMail::Util::dwString( str ), aSetStatus );
00403 }
00404 
00405 void KMMessage::fromDwString(const DwString& str, bool aSetStatus)
00406 {
00407   delete mMsg;
00408   mMsg = new DwMessage;
00409   mMsg->FromString( str );
00410   mMsg->Parse();
00411 
00412   if (aSetStatus) {
00413     setStatus(headerField("Status").latin1(), headerField("X-Status").latin1());
00414     setEncryptionStateChar( headerField("X-KMail-EncryptionState").at(0) );
00415     setSignatureStateChar(  headerField("X-KMail-SignatureState").at(0) );
00416     setMDNSentState( static_cast<KMMsgMDNSentState>( headerField("X-KMail-MDN-Sent").at(0).latin1() ) );
00417   }
00418   if (attachmentState() == KMMsgAttachmentUnknown && readyToShow())
00419     updateAttachmentState();
00420 
00421   mNeedsAssembly = false;
00422   mDate = date();
00423 }
00424 
00425 
00426 //-----------------------------------------------------------------------------
00427 QString KMMessage::formatString(const QString& aStr) const
00428 {
00429   QString result, str;
00430   QChar ch;
00431   uint j;
00432 
00433   if (aStr.isEmpty())
00434     return aStr;
00435 
00436   unsigned int strLength(aStr.length());
00437   for (uint i=0; i<strLength;) {
00438     ch = aStr[i++];
00439     if (ch == '%') {
00440       ch = aStr[i++];
00441       switch ((char)ch) {
00442       case 'D':
00443     /* I'm not too sure about this change. Is it not possible
00444        to have a long form of the date used? I don't
00445        like this change to a short XX/XX/YY date format.
00446        At least not for the default. -sanders */
00447     result += KMime::DateFormatter::formatDate( KMime::DateFormatter::Localized,
00448                             date(), sReplyLanguage, false );
00449         break;
00450       case 'e':
00451         result += from();
00452         break;
00453       case 'F':
00454         result += fromStrip();
00455         break;
00456       case 'f':
00457         {
00458         str = fromStrip();
00459 
00460         for (j=0; str[j]>' '; j++)
00461           ;
00462         unsigned int strLength(str.length());
00463         for (; j < strLength && str[j] <= ' '; j++)
00464           ;
00465         result += str[0];
00466         if (str[j]>' ')
00467           result += str[j];
00468         else
00469           if (str[1]>' ')
00470             result += str[1];
00471         }
00472         break;
00473       case 'T':
00474         result += toStrip();
00475         break;
00476       case 't':
00477         result += to();
00478         break;
00479       case 'C':
00480         result += ccStrip();
00481         break;
00482       case 'c':
00483         result += cc();
00484         break;
00485       case 'S':
00486         result += subject();
00487         break;
00488       case '_':
00489         result += ' ';
00490         break;
00491       case 'L':
00492         result += "\n";
00493         break;
00494       case '%':
00495         result += '%';
00496         break;
00497       default:
00498         result += '%';
00499         result += ch;
00500         break;
00501       }
00502     } else
00503       result += ch;
00504   }
00505   return result;
00506 }
00507 
00508 static void removeTrailingSpace( QString &line )
00509 {
00510    int i = line.length()-1;
00511    while( (i >= 0) && ((line[i] == ' ') || (line[i] == '\t')))
00512       i--;
00513    line.truncate( i+1);
00514 }
00515 
00516 static QString splitLine( QString &line)
00517 {
00518     removeTrailingSpace( line );
00519     int i = 0;
00520     int j = -1;
00521     int l = line.length();
00522 
00523     // TODO: Replace tabs with spaces first.
00524 
00525     while(i < l)
00526     {
00527        QChar c = line[i];
00528        if ((c == '>') || (c == ':') || (c == '|'))
00529           j = i+1;
00530        else if ((c != ' ') && (c != '\t'))
00531           break;
00532        i++;
00533     }
00534 
00535     if ( j <= 0 )
00536     {
00537        return "";
00538     }
00539     if ( i == l )
00540     {
00541        QString result = line.left(j);
00542        line = QString::null;
00543        return result;
00544     }
00545 
00546     QString result = line.left(j);
00547     line = line.mid(j);
00548     return result;
00549 }
00550 
00551 static QString flowText(QString &text, const QString& indent, int maxLength)
00552 {
00553    maxLength--;
00554    if (text.isEmpty())
00555    {
00556       return indent+"<NULL>\n";
00557    }
00558    QString result;
00559    while (1)
00560    {
00561       int i;
00562       if ((int) text.length() > maxLength)
00563       {
00564          i = maxLength;
00565          while( (i >= 0) && (text[i] != ' '))
00566             i--;
00567          if (i <= 0)
00568          {
00569             // Couldn't break before maxLength.
00570             i = maxLength;
00571 //            while( (i < (int) text.length()) && (text[i] != ' '))
00572 //               i++;
00573          }
00574       }
00575       else
00576       {
00577          i = text.length();
00578       }
00579 
00580       QString line = text.left(i);
00581       if (i < (int) text.length())
00582          text = text.mid(i);
00583       else
00584          text = QString::null;
00585 
00586       result += indent + line + '\n';
00587 
00588       if (text.isEmpty())
00589          return result;
00590    }
00591 }
00592 
00593 static bool flushPart(QString &msg, QStringList &part,
00594                       const QString &indent, int maxLength)
00595 {
00596    maxLength -= indent.length();
00597    if (maxLength < 20) maxLength = 20;
00598 
00599    // Remove empty lines at end of quote
00600    while ((part.begin() != part.end()) && part.last().isEmpty())
00601    {
00602       part.remove(part.fromLast());
00603    }
00604 
00605    QString text;
00606    for(QStringList::Iterator it2 = part.begin();
00607        it2 != part.end();
00608        it2++)
00609    {
00610       QString line = (*it2);
00611 
00612       if (line.isEmpty())
00613       {
00614          if (!text.isEmpty())
00615             msg += flowText(text, indent, maxLength);
00616          msg += indent + '\n';
00617       }
00618       else
00619       {
00620          if (text.isEmpty())
00621             text = line;
00622          else
00623             text += ' '+line.stripWhiteSpace();
00624 
00625          if (((int) text.length() < maxLength) || ((int) line.length() < (maxLength-10)))
00626             msg += flowText(text, indent, maxLength);
00627       }
00628    }
00629    if (!text.isEmpty())
00630       msg += flowText(text, indent, maxLength);
00631 
00632    bool appendEmptyLine = true;
00633    if (!part.count())
00634      appendEmptyLine = false;
00635 
00636    part.clear();
00637    return appendEmptyLine;
00638 }
00639 
00640 static QString stripSignature( const QString & msg, bool clearSigned ) {
00641   if ( clearSigned )
00642     return msg.left( msg.findRev( QRegExp( "\n--\\s?\n" ) ) );
00643   else
00644     return msg.left( msg.findRev( "\n-- \n" ) );
00645 }
00646 
00647 QString KMMessage::smartQuote( const QString & msg, int maxLineLength )
00648 {
00649   QStringList part;
00650   QString oldIndent;
00651   bool firstPart = true;
00652 
00653 
00654   const QStringList lines = QStringList::split('\n', msg, true);
00655 
00656   QString result;
00657   for(QStringList::const_iterator it = lines.begin();
00658       it != lines.end();
00659       ++it)
00660   {
00661      QString line = *it;
00662 
00663      const QString indent = splitLine( line );
00664 
00665      if ( line.isEmpty())
00666      {
00667         if (!firstPart)
00668            part.append(QString::null);
00669         continue;
00670      };
00671 
00672      if (firstPart)
00673      {
00674         oldIndent = indent;
00675         firstPart = false;
00676      }
00677 
00678      if (oldIndent != indent)
00679      {
00680         QString fromLine;
00681         // Search if the last non-blank line could be "From" line
00682         if (part.count() && (oldIndent.length() < indent.length()))
00683         {
00684            QStringList::Iterator it2 = part.fromLast();
00685            while( (it2 != part.end()) && (*it2).isEmpty())
00686              --it2;
00687 
00688            if ((it2 != part.end()) && ((*it2).endsWith(":")))
00689            {
00690               fromLine = oldIndent + (*it2) + '\n';
00691               part.remove(it2);
00692            }
00693         }
00694         if (flushPart( result, part, oldIndent, maxLineLength))
00695         {
00696            if (oldIndent.length() > indent.length())
00697               result += indent + '\n';
00698            else
00699               result += oldIndent + '\n';
00700         }
00701         if (!fromLine.isEmpty())
00702         {
00703            result += fromLine;
00704         }
00705         oldIndent = indent;
00706      }
00707      part.append(line);
00708   }
00709   flushPart( result, part, oldIndent, maxLineLength);
00710   return result;
00711 }
00712 
00713 
00714 //-----------------------------------------------------------------------------
00715 void KMMessage::parseTextStringFromDwPart( partNode * root,
00716                                            QCString& parsedString,
00717                                            const QTextCodec*& codec,
00718                                            bool& isHTML ) const
00719 {
00720   if ( !root ) return;
00721 
00722   isHTML = false;
00723   // initialy parse the complete message to decrypt any encrypted parts
00724   {
00725     ObjectTreeParser otp( 0, 0, true, false, true );
00726     otp.parseObjectTree( root );
00727   }
00728   partNode * curNode = root->findType( DwMime::kTypeText,
00729                                DwMime::kSubtypeUnknown,
00730                                true,
00731                                false );
00732   kdDebug(5006) << "\n\n======= KMMessage::parseTextStringFromDwPart()   -    "
00733                 << ( curNode ? "text part found!\n" : "sorry, no text node!\n" ) << endl;
00734   if( curNode ) {
00735     isHTML = DwMime::kSubtypeHtml == curNode->subType();
00736     // now parse the TEXT message part we want to quote
00737     ObjectTreeParser otp( 0, 0, true, false, true );
00738     otp.parseObjectTree( curNode );
00739     parsedString = otp.rawReplyString();
00740     codec = curNode->msgPart().codec();
00741   }
00742 }
00743 
00744 //-----------------------------------------------------------------------------
00745 
00746 QString KMMessage::asPlainText( bool aStripSignature, bool allowDecryption ) const {
00747   QCString parsedString;
00748   bool isHTML = false;
00749   const QTextCodec * codec = 0;
00750 
00751   partNode * root = partNode::fromMessage( this );
00752   if ( !root ) return QString::null;
00753   parseTextStringFromDwPart( root, parsedString, codec, isHTML );
00754   delete root;
00755 
00756   if ( mOverrideCodec || !codec )
00757     codec = this->codec();
00758 
00759   if ( parsedString.isEmpty() )
00760     return QString::null;
00761 
00762   bool clearSigned = false;
00763   QString result;
00764 
00765   // decrypt
00766   if ( allowDecryption ) {
00767     QPtrList<Kpgp::Block> pgpBlocks;
00768     QStrList nonPgpBlocks;
00769     if ( Kpgp::Module::prepareMessageForDecryption( parsedString,
00770                             pgpBlocks,
00771                             nonPgpBlocks ) ) {
00772       // Only decrypt/strip off the signature if there is only one OpenPGP
00773       // block in the message
00774       if ( pgpBlocks.count() == 1 ) {
00775     Kpgp::Block * block = pgpBlocks.first();
00776     if ( block->type() == Kpgp::PgpMessageBlock ||
00777          block->type() == Kpgp::ClearsignedBlock ) {
00778       if ( block->type() == Kpgp::PgpMessageBlock ) {
00779         // try to decrypt this OpenPGP block
00780         block->decrypt();
00781       } else {
00782         // strip off the signature
00783         block->verify();
00784         clearSigned = true;
00785       }
00786 
00787       result = codec->toUnicode( nonPgpBlocks.first() )
00788              + codec->toUnicode( block->text() )
00789              + codec->toUnicode( nonPgpBlocks.last() );
00790     }
00791       }
00792     }
00793   }
00794 
00795   if ( result.isEmpty() ) {
00796     result = codec->toUnicode( parsedString );
00797     if ( result.isEmpty() )
00798       return result;
00799   }
00800 
00801   // html -> plaintext conversion, if necessary:
00802   if ( isHTML && mDecodeHTML ) {
00803     KHTMLPart htmlPart;
00804     htmlPart.setOnlyLocalReferences( true );
00805     htmlPart.setMetaRefreshEnabled( false );
00806     htmlPart.setPluginsEnabled( false );
00807     htmlPart.setJScriptEnabled( false );
00808     htmlPart.setJavaEnabled( false );
00809     htmlPart.begin();
00810     htmlPart.write( result );
00811     htmlPart.end();
00812     htmlPart.selectAll();
00813     result = htmlPart.selectedText();
00814   }
00815 
00816   // strip the signature (footer):
00817   if ( aStripSignature )
00818     return stripSignature( result, clearSigned );
00819   else
00820     return result;
00821 }
00822 
00823 QString KMMessage::asQuotedString( const QString& aHeaderStr,
00824                    const QString& aIndentStr,
00825                    const QString& selection /* = QString::null */,
00826                    bool aStripSignature /* = true */,
00827                    bool allowDecryption /* = true */) const
00828 {
00829   QString content = selection.isEmpty() ?
00830     asPlainText( aStripSignature, allowDecryption ) : selection ;
00831 
00832   // Remove blank lines at the beginning:
00833   const int firstNonWS = content.find( QRegExp( "\\S" ) );
00834   const int lineStart = content.findRev( '\n', firstNonWS );
00835   if ( lineStart >= 0 )
00836     content.remove( 0, static_cast<unsigned int>( lineStart ) );
00837 
00838   const QString indentStr = formatString( aIndentStr );
00839 
00840   content.replace( '\n', '\n' + indentStr );
00841   content.prepend( indentStr );
00842   content += '\n';
00843 
00844   const QString headerStr = formatString( aHeaderStr );
00845   if ( sSmartQuote && sWordWrap )
00846     return headerStr + smartQuote( content, sWrapCol );
00847   return headerStr + content;
00848 }
00849 
00850 //-----------------------------------------------------------------------------
00851 KMMessage* KMMessage::createReply( KMail::ReplyStrategy replyStrategy,
00852                                    QString selection /* = QString::null */,
00853                                    bool noQuote /* = false */,
00854                                    bool allowDecryption /* = true */,
00855                                    bool selectionIsBody /* = false */,
00856                                    const QString &tmpl /* = QString::null */ )
00857 {
00858   KMMessage* msg = new KMMessage;
00859   QString str, replyStr, mailingListStr, replyToStr, toStr;
00860   QStringList mailingListAddresses;
00861   QCString refStr, headerName;
00862   bool replyAll = true;
00863 
00864   msg->initFromMessage(this);
00865 
00866   MailingList::name(this, headerName, mailingListStr);
00867   replyToStr = replyTo();
00868 
00869   msg->setCharset("utf-8");
00870 
00871   // determine the mailing list posting address
00872   if ( parent() && parent()->isMailingListEnabled() &&
00873        !parent()->mailingListPostAddress().isEmpty() ) {
00874     mailingListAddresses << parent()->mailingListPostAddress();
00875   }
00876   if ( headerField("List-Post").find( "mailto:", 0, false ) != -1 ) {
00877     QString listPost = headerField("List-Post");
00878     QRegExp rx( "<mailto:([^@>]+)@([^>]+)>", false );
00879     if ( rx.search( listPost, 0 ) != -1 ) // matched
00880       mailingListAddresses << rx.cap(1) + '@' + rx.cap(2);
00881   }
00882 
00883   // use the "On ... Joe User wrote:" header by default
00884   replyStr = sReplyAllStr;
00885 
00886   switch( replyStrategy ) {
00887   case KMail::ReplySmart : {
00888     if ( !headerField( "Mail-Followup-To" ).isEmpty() ) {
00889       toStr = headerField( "Mail-Followup-To" );
00890     }
00891     else if ( !replyToStr.isEmpty() ) {
00892       // assume a Reply-To header mangling mailing list
00893       toStr = replyToStr;
00894     }
00895     else if ( !mailingListAddresses.isEmpty() ) {
00896       toStr = mailingListAddresses[0];
00897     }
00898     else {
00899       // doesn't seem to be a mailing list, reply to From: address
00900       toStr = from();
00901       replyStr = sReplyStr; // reply to author, so use "On ... you wrote:"
00902       replyAll = false;
00903     }
00904     // strip all my addresses from the list of recipients
00905     QStringList recipients = KPIM::splitEmailAddrList( toStr );
00906     toStr = stripMyAddressesFromAddressList( recipients ).join(", ");
00907     // ... unless the list contains only my addresses (reply to self)
00908     if ( toStr.isEmpty() && !recipients.isEmpty() )
00909       toStr = recipients[0];
00910 
00911     break;
00912   }
00913   case KMail::ReplyList : {
00914     if ( !headerField( "Mail-Followup-To" ).isEmpty() ) {
00915       toStr = headerField( "Mail-Followup-To" );
00916     }
00917     else if ( !mailingListAddresses.isEmpty() ) {
00918       toStr = mailingListAddresses[0];
00919     }
00920     else if ( !replyToStr.isEmpty() ) {
00921       // assume a Reply-To header mangling mailing list
00922       toStr = replyToStr;
00923     }
00924     // strip all my addresses from the list of recipients
00925     QStringList recipients = KPIM::splitEmailAddrList( toStr );
00926     toStr = stripMyAddressesFromAddressList( recipients ).join(", ");
00927 
00928     break;
00929   }
00930   case KMail::ReplyAll : {
00931     QStringList recipients;
00932     QStringList ccRecipients;
00933 
00934     // add addresses from the Reply-To header to the list of recipients
00935     if( !replyToStr.isEmpty() ) {
00936       recipients += KPIM::splitEmailAddrList( replyToStr );
00937       // strip all possible mailing list addresses from the list of Reply-To
00938       // addresses
00939       for ( QStringList::const_iterator it = mailingListAddresses.begin();
00940             it != mailingListAddresses.end();
00941             ++it ) {
00942         recipients = stripAddressFromAddressList( *it, recipients );
00943       }
00944     }
00945 
00946     if ( !mailingListAddresses.isEmpty() ) {
00947       // this is a mailing list message
00948       if ( recipients.isEmpty() && !from().isEmpty() ) {
00949         // The sender didn't set a Reply-to address, so we add the From
00950         // address to the list of CC recipients.
00951         ccRecipients += from();
00952         kdDebug(5006) << "Added " << from() << " to the list of CC recipients"
00953                       << endl;
00954       }
00955       // if it is a mailing list, add the posting address
00956       recipients.prepend( mailingListAddresses[0] );
00957     }
00958     else {
00959       // this is a normal message
00960       if ( recipients.isEmpty() && !from().isEmpty() ) {
00961         // in case of replying to a normal message only then add the From
00962         // address to the list of recipients if there was no Reply-to address
00963         recipients += from();
00964         kdDebug(5006) << "Added " << from() << " to the list of recipients"
00965                       << endl;
00966       }
00967     }
00968 
00969     // strip all my addresses from the list of recipients
00970     toStr = stripMyAddressesFromAddressList( recipients ).join(", ");
00971 
00972     // merge To header and CC header into a list of CC recipients
00973     if( !cc().isEmpty() || !to().isEmpty() ) {
00974       QStringList list;
00975       if (!to().isEmpty())
00976         list += KPIM::splitEmailAddrList(to());
00977       if (!cc().isEmpty())
00978         list += KPIM::splitEmailAddrList(cc());
00979       for( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
00980         if(    !addressIsInAddressList( *it, recipients )
00981             && !addressIsInAddressList( *it, ccRecipients ) ) {
00982           ccRecipients += *it;
00983           kdDebug(5006) << "Added " << *it << " to the list of CC recipients"
00984                         << endl;
00985         }
00986       }
00987     }
00988 
00989     if ( !ccRecipients.isEmpty() ) {
00990       // strip all my addresses from the list of CC recipients
00991       ccRecipients = stripMyAddressesFromAddressList( ccRecipients );
00992 
00993       // in case of a reply to self toStr might be empty. if that's the case
00994       // then propagate a cc recipient to To: (if there is any).
00995       if ( toStr.isEmpty() && !ccRecipients.isEmpty() ) {
00996         toStr = ccRecipients[0];
00997         ccRecipients.pop_front();
00998       }
00999 
01000       msg->setCc( ccRecipients.join(", ") );
01001     }
01002 
01003     if ( toStr.isEmpty() && !recipients.isEmpty() ) {
01004       // reply to self without other recipients
01005       toStr = recipients[0];
01006     }
01007     break;
01008   }
01009   case KMail::ReplyAuthor : {
01010     if ( !replyToStr.isEmpty() ) {
01011       QStringList recipients = KPIM::splitEmailAddrList( replyToStr );
01012       // strip the mailing list post address from the list of Reply-To
01013       // addresses since we want to reply in private
01014       for ( QStringList::const_iterator it = mailingListAddresses.begin();
01015             it != mailingListAddresses.end();
01016             ++it ) {
01017         recipients = stripAddressFromAddressList( *it, recipients );
01018       }
01019       if ( !recipients.isEmpty() ) {
01020         toStr = recipients.join(", ");
01021       }
01022       else {
01023         // there was only the mailing list post address in the Reply-To header,
01024         // so use the From address instead
01025         toStr = from();
01026       }
01027     }
01028     else if ( !from().isEmpty() ) {
01029       toStr = from();
01030     }
01031     replyStr = sReplyStr; // reply to author, so use "On ... you wrote:"
01032     replyAll = false;
01033     break;
01034   }
01035   case KMail::ReplyNone : {
01036     // the addressees will be set by the caller
01037   }
01038   }
01039 
01040   msg->setTo(toStr);
01041 
01042   refStr = getRefStr();
01043   if (!refStr.isEmpty())
01044     msg->setReferences(refStr);
01045   //In-Reply-To = original msg-id
01046   msg->setReplyToId(msgId());
01047 
01048 //   if (!noQuote) {
01049 //     if( selectionIsBody ){
01050 //       QCString cStr = selection.latin1();
01051 //       msg->setBody( cStr );
01052 //     }else{
01053 //       msg->setBody(asQuotedString(replyStr + "\n", sIndentPrefixStr, selection,
01054 //                sSmartQuote, allowDecryption).utf8());
01055 //     }
01056 //   }
01057 
01058   msg->setSubject( replySubject() );
01059 
01060   TemplateParser parser( msg, (replyAll ? TemplateParser::ReplyAll : TemplateParser::Reply),
01061     selection, sSmartQuote, noQuote, allowDecryption, selectionIsBody );
01062   if ( !tmpl.isEmpty() ) {
01063     parser.process( tmpl, this );
01064   } else {
01065     parser.process( this );
01066   }
01067 
01068   // setStatus(KMMsgStatusReplied);
01069   msg->link(this, KMMsgStatusReplied);
01070 
01071   if ( parent() && parent()->putRepliesInSameFolder() )
01072     msg->setFcc( parent()->idString() );
01073 
01074   // replies to an encrypted message should be encrypted as well
01075   if ( encryptionState() == KMMsgPartiallyEncrypted ||
01076        encryptionState() == KMMsgFullyEncrypted ) {
01077     msg->setEncryptionState( KMMsgFullyEncrypted );
01078   }
01079 
01080   return msg;
01081 }
01082 
01083 
01084 //-----------------------------------------------------------------------------
01085 QCString KMMessage::getRefStr() const
01086 {
01087   QCString firstRef, lastRef, refStr, retRefStr;
01088   int i, j;
01089 
01090   refStr = headerField("References").stripWhiteSpace().latin1();
01091 
01092   if (refStr.isEmpty())
01093     return headerField("Message-Id").latin1();
01094 
01095   i = refStr.find('<');
01096   j = refStr.find('>');
01097   firstRef = refStr.mid(i, j-i+1);
01098   if (!firstRef.isEmpty())
01099     retRefStr = firstRef + ' ';
01100 
01101   i = refStr.findRev('<');
01102   j = refStr.findRev('>');
01103 
01104   lastRef = refStr.mid(i, j-i+1);
01105   if (!lastRef.isEmpty() && lastRef != firstRef)
01106     retRefStr += lastRef + ' ';
01107 
01108   retRefStr += headerField("Message-Id").latin1();
01109   return retRefStr;
01110 }
01111 
01112 
01113 KMMessage* KMMessage::createRedirect( const QString &toStr )
01114 {
01115   // copy the message 1:1
01116   KMMessage* msg = new KMMessage( new DwMessage( *this->mMsg ) );
01117   KMMessagePart msgPart;
01118 
01119   uint id = 0;
01120   QString strId = msg->headerField( "X-KMail-Identity" ).stripWhiteSpace();
01121   if ( !strId.isEmpty())
01122     id = strId.toUInt();
01123   const KPIM::Identity & ident =
01124     kmkernel->identityManager()->identityForUoidOrDefault( id );
01125 
01126   // X-KMail-Redirect-From: content
01127   QString strByWayOf = QString("%1 (by way of %2 <%3>)")
01128     .arg( from() )
01129     .arg( ident.fullName() )
01130     .arg( ident.emailAddr() );
01131 
01132   // Resent-From: content
01133   QString strFrom = QString("%1 <%2>")
01134     .arg( ident.fullName() )
01135     .arg( ident.emailAddr() );
01136 
01137   // format the current date to be used in Resent-Date:
01138   QString origDate = msg->headerField( "Date" );
01139   msg->setDateToday();
01140   QString newDate = msg->headerField( "Date" );
01141   // make sure the Date: header is valid
01142   if ( origDate.isEmpty() )
01143     msg->removeHeaderField( "Date" );
01144   else
01145     msg->setHeaderField( "Date", origDate );
01146 
01147   // prepend Resent-*: headers (c.f. RFC2822 3.6.6)
01148   msg->setHeaderField( "Resent-Message-ID", generateMessageId( msg->sender() ),
01149                        Structured, true);
01150   msg->setHeaderField( "Resent-Date", newDate, Structured, true );
01151   msg->setHeaderField( "Resent-To",   toStr,   Address, true );
01152   msg->setHeaderField( "Resent-From", strFrom, Address, true );
01153 
01154   msg->setHeaderField( "X-KMail-Redirect-From", strByWayOf );
01155   msg->setHeaderField( "X-KMail-Recipients", toStr, Address );
01156 
01157   msg->link(this, KMMsgStatusForwarded);
01158 
01159   return msg;
01160 }
01161 
01162 
01163 //-----------------------------------------------------------------------------
01164 QCString KMMessage::createForwardBody()
01165 {
01166   QString s;
01167   QCString str;
01168 
01169   if (sHeaderStrategy == HeaderStrategy::all()) {
01170     s = "\n\n----------  " + sForwardStr + "  ----------\n\n";
01171     s += headerAsString();
01172     str = asQuotedString(s, "", QString::null, false, false).utf8();
01173     str += "\n-------------------------------------------------------\n";
01174   } else {
01175     s = "\n\n----------  " + sForwardStr + "  ----------\n\n";
01176     s += "Subject: " + subject() + "\n";
01177     s += "Date: "
01178          + KMime::DateFormatter::formatDate( KMime::DateFormatter::Localized,
01179                                              date(), sReplyLanguage, false )
01180          + "\n";
01181     s += "From: " + from() + "\n";
01182     s += "To: " + to() + "\n";
01183     if (!cc().isEmpty()) s += "Cc: " + cc() + "\n";
01184     s += "\n";
01185     str = asQuotedString(s, "", QString::null, false, false).utf8();
01186     str += "\n-------------------------------------------------------\n";
01187   }
01188 
01189   return str;
01190 }
01191 
01192 void KMMessage::sanitizeHeaders( const QStringList& whiteList )
01193 {
01194    // Strip out all headers apart from the content description and other
01195    // whitelisted ones, because we don't want to inherit them.
01196    DwHeaders& header = mMsg->Headers();
01197    DwField* field = header.FirstField();
01198    DwField* nextField;
01199    while (field)
01200    {
01201      nextField = field->Next();
01202      if ( field->FieldNameStr().find( "ontent" ) == DwString::npos
01203              && !whiteList.contains( QString::fromLatin1( field->FieldNameStr().c_str() ) ) )
01204        header.RemoveField(field);
01205      field = nextField;
01206    }
01207    mMsg->Assemble();
01208 }
01209 
01210 //-----------------------------------------------------------------------------
01211 KMMessage* KMMessage::createForward( const QString &tmpl /* = QString::null */ )
01212 {
01213   KMMessage* msg = new KMMessage();
01214   QString id;
01215 
01216   // If this is a multipart mail or if the main part is only the text part,
01217   // Make an identical copy of the mail, minus headers, so attachments are
01218   // preserved
01219   if ( type() == DwMime::kTypeMultipart ||
01220      ( type() == DwMime::kTypeText && subtype() == DwMime::kSubtypePlain ) ) {
01221     // ## slow, we could probably use: delete msg->mMsg; msg->mMsg = new DwMessage( this->mMsg );
01222     msg->fromDwString( this->asDwString() );
01223     // remember the type and subtype, initFromMessage sets the contents type to
01224     // text/plain, via initHeader, for unclear reasons
01225     const int type = msg->type();
01226     const int subtype = msg->subtype();
01227 
01228     msg->sanitizeHeaders();
01229 
01230     // strip blacklisted parts
01231     QStringList blacklist = GlobalSettings::self()->mimetypesToStripWhenInlineForwarding();
01232     for ( QStringList::Iterator it = blacklist.begin(); it != blacklist.end(); ++it ) {
01233       QString entry = (*it);
01234       int sep = entry.find( '/' );
01235       QCString type = entry.left( sep ).latin1();
01236       QCString subtype = entry.mid( sep+1 ).latin1();
01237       kdDebug( 5006 ) << "Looking for blacklisted type: " << type << "/" << subtype << endl;
01238       while ( DwBodyPart * part = msg->findDwBodyPart( type, subtype ) ) {
01239         msg->mMsg->Body().RemoveBodyPart( part );
01240       }
01241     }
01242     msg->mMsg->Assemble();
01243 
01244     msg->initFromMessage( this );
01245     //restore type
01246     msg->setType( type );
01247     msg->setSubtype( subtype );
01248   } else if( type() == DwMime::kTypeText && subtype() == DwMime::kSubtypeHtml ) {
01249     // This is non-multipart html mail. Let`s make it text/plain and allow
01250     // template parser do the hard job.
01251     msg->initFromMessage( this );
01252     msg->setType( DwMime::kTypeText );
01253     msg->setSubtype( DwMime::kSubtypeHtml );
01254     msg->mNeedsAssembly = true;
01255     msg->cleanupHeader();
01256   } else {
01257     // This is a non-multipart, non-text mail (e.g. text/calendar). Construct
01258     // a multipart/mixed mail and add the original body as an attachment.
01259     msg->initFromMessage( this );
01260     msg->removeHeaderField("Content-Type");
01261     msg->removeHeaderField("Content-Transfer-Encoding");
01262     // Modify the ContentType directly (replaces setAutomaticFields(true))
01263     DwHeaders & header = msg->mMsg->Headers();
01264     header.MimeVersion().FromString("1.0");
01265     DwMediaType & contentType = msg->dwContentType();
01266     contentType.SetType( DwMime::kTypeMultipart );
01267     contentType.SetSubtype( DwMime::kSubtypeMixed );
01268     contentType.CreateBoundary(0);
01269     contentType.Assemble();
01270 
01271     // empty text part
01272     KMMessagePart msgPart;
01273     bodyPart( 0, &msgPart );
01274     msg->addBodyPart(&msgPart);
01275     // the old contents of the mail
01276     KMMessagePart secondPart;
01277     secondPart.setType( type() );
01278     secondPart.setSubtype( subtype() );
01279     secondPart.setBody( mMsg->Body().AsString() );
01280     // use the headers of the original mail
01281     applyHeadersToMessagePart( mMsg->Headers(), &secondPart );
01282     msg->addBodyPart(&secondPart);
01283     msg->mNeedsAssembly = true;
01284     msg->cleanupHeader();
01285   }
01286   // QString st = QString::fromUtf8(createForwardBody());
01287 
01288   msg->setSubject( forwardSubject() );
01289 
01290   TemplateParser parser( msg, TemplateParser::Forward,
01291     asPlainText( false, false ),
01292     false, false, false, false);
01293   if ( !tmpl.isEmpty() ) {
01294     parser.process( tmpl, this );
01295   } else {
01296     parser.process( this );
01297   }
01298 
01299   // QCString encoding = autoDetectCharset(charset(), sPrefCharsets, msg->body());
01300   // if (encoding.isEmpty()) encoding = "utf-8";
01301   // msg->setCharset(encoding);
01302 
01303   // force utf-8
01304   // msg->setCharset( "utf-8" );
01305 
01306   msg->link(this, KMMsgStatusForwarded);
01307   return msg;
01308 }
01309 
01310 static const struct {
01311   const char * dontAskAgainID;
01312   bool         canDeny;
01313   const char * text;
01314 } mdnMessageBoxes[] = {
01315   { "mdnNormalAsk", true,
01316     I18N_NOOP("This message contains a request to return a notification "
01317           "about your reception of the message.\n"
01318           "You can either ignore the request or let KMail send a "
01319           "\"denied\" or normal response.") },
01320   { "mdnUnknownOption", false,
01321     I18N_NOOP("This message contains a request to send a notification "
01322           "about your reception of the message.\n"
01323           "It contains a processing instruction that is marked as "
01324           "\"required\", but which is unknown to KMail.\n"
01325           "You can either ignore the request or let KMail send a "
01326           "\"failed\" response.") },
01327   { "mdnMultipleAddressesInReceiptTo", true,
01328     I18N_NOOP("This message contains a request to send a notification "
01329           "about your reception of the message,\n"
01330           "but it is requested to send the notification to more "
01331           "than one address.\n"
01332           "You can either ignore the request or let KMail send a "
01333           "\"denied\" or normal response.") },
01334   { "mdnReturnPathEmpty", true,
01335     I18N_NOOP("This message contains a request to send a notification "
01336           "about your reception of the message,\n"
01337           "but there is no return-path set.\n"
01338           "You can either ignore the request or let KMail send a "
01339           "\"denied\" or normal response.") },
01340   { "mdnReturnPathNotInReceiptTo", true,
01341     I18N_NOOP("This message contains a request to send a notification "
01342           "about your reception of the message,\n"
01343           "but the return-path address differs from the address "
01344           "the notification was requested to be sent to.\n"
01345           "You can either ignore the request or let KMail send a "
01346           "\"denied\" or normal response.") },
01347 };
01348 
01349 static const int numMdnMessageBoxes
01350       = sizeof mdnMessageBoxes / sizeof *mdnMessageBoxes;
01351 
01352 
01353 static int requestAdviceOnMDN( const char * what ) {
01354   for ( int i = 0 ; i < numMdnMessageBoxes ; ++i )
01355     if ( !qstrcmp( what, mdnMessageBoxes[i].dontAskAgainID ) )
01356       if ( mdnMessageBoxes[i].canDeny ) {
01357     const KCursorSaver saver( QCursor::ArrowCursor );
01358     int answer = QMessageBox::information( 0,
01359              i18n("Message Disposition Notification Request"),
01360              i18n( mdnMessageBoxes[i].text ),
01361              i18n("&Ignore"), i18n("Send \"&denied\""), i18n("&Send") );
01362     return answer ? answer + 1 : 0 ; // map to "mode" in createMDN
01363       } else {
01364     const KCursorSaver saver( QCursor::ArrowCursor );
01365     int answer = QMessageBox::information( 0,
01366              i18n("Message Disposition Notification Request"),
01367              i18n( mdnMessageBoxes[i].text ),
01368              i18n("&Ignore"), i18n("&Send") );
01369     return answer ? answer + 2 : 0 ; // map to "mode" in createMDN
01370       }
01371   kdWarning(5006) << "didn't find data for message box \""
01372           << what << "\"" << endl;
01373   return 0;
01374 }
01375 
01376 KMMessage* KMMessage::createMDN( MDN::ActionMode a,
01377                  MDN::DispositionType d,
01378                  bool allowGUI,
01379                  QValueList<MDN::DispositionModifier> m )
01380 {
01381   // RFC 2298: At most one MDN may be issued on behalf of each
01382   // particular recipient by their user agent.  That is, once an MDN
01383   // has been issued on behalf of a recipient, no further MDNs may be
01384   // issued on behalf of that recipient, even if another disposition
01385   // is performed on the message.
01386 //#define MDN_DEBUG 1
01387 #ifndef MDN_DEBUG
01388   if ( mdnSentState() != KMMsgMDNStateUnknown &&
01389        mdnSentState() != KMMsgMDNNone )
01390     return 0;
01391 #else
01392   char st[2]; st[0] = (char)mdnSentState(); st[1] = 0;
01393   kdDebug(5006) << "mdnSentState() == '" << st << "'" << endl;
01394 #endif
01395 
01396   // RFC 2298: An MDN MUST NOT be generated in response to an MDN.
01397   if ( findDwBodyPart( DwMime::kTypeMessage,
01398                DwMime::kSubtypeDispositionNotification ) ) {
01399     setMDNSentState( KMMsgMDNIgnore );
01400     return 0;
01401   }
01402 
01403   // extract where to send to:
01404   QString receiptTo = headerField("Disposition-Notification-To");
01405   if ( receiptTo.stripWhiteSpace().isEmpty() ) return 0;
01406   receiptTo.remove( '\n' );
01407 
01408 
01409   MDN::SendingMode s = MDN::SentAutomatically; // set to manual if asked user
01410   QString special; // fill in case of error, warning or failure
01411   KConfigGroup mdnConfig( KMKernel::config(), "MDN" );
01412 
01413   // default:
01414   int mode = mdnConfig.readNumEntry( "default-policy", 0 );
01415   if ( !mode || mode < 0 || mode > 3 ) {
01416     // early out for ignore:
01417     setMDNSentState( KMMsgMDNIgnore );
01418     return 0;
01419   }
01420 
01421   // RFC 2298: An importance of "required" indicates that
01422   // interpretation of the parameter is necessary for proper
01423   // generation of an MDN in response to this request.  If a UA does
01424   // not understand the meaning of the parameter, it MUST NOT generate
01425   // an MDN with any disposition type other than "failed" in response
01426   // to the request.
01427   QString notificationOptions = headerField("Disposition-Notification-Options");
01428   if ( notificationOptions.contains( "required", false ) ) {
01429     // ### hacky; should parse...
01430     // There is a required option that we don't understand. We need to
01431     // ask the user what we should do:
01432     if ( !allowGUI ) return 0; // don't setMDNSentState here!
01433     mode = requestAdviceOnMDN( "mdnUnknownOption" );
01434     s = MDN::SentManually;
01435 
01436     special = i18n("Header \"Disposition-Notification-Options\" contained "
01437            "required, but unknown parameter");
01438     d = MDN::Failed;
01439     m.clear(); // clear modifiers
01440   }
01441 
01442   // RFC 2298: [ Confirmation from the user SHOULD be obtained (or no
01443   // MDN sent) ] if there is more than one distinct address in the
01444   // Disposition-Notification-To header.
01445   kdDebug(5006) << "KPIM::splitEmailAddrList(receiptTo): "
01446         << KPIM::splitEmailAddrList(receiptTo).join("\n") << endl;
01447   if ( KPIM::splitEmailAddrList(receiptTo).count() > 1 ) {
01448     if ( !allowGUI ) return 0; // don't setMDNSentState here!
01449     mode = requestAdviceOnMDN( "mdnMultipleAddressesInReceiptTo" );
01450     s = MDN::SentManually;
01451   }
01452 
01453   // RFC 2298: MDNs SHOULD NOT be sent automatically if the address in
01454   // the Disposition-Notification-To header differs from the address
01455   // in the Return-Path header. [...] Confirmation from the user
01456   // SHOULD be obtained (or no MDN sent) if there is no Return-Path
01457   // header in the message [...]
01458   AddrSpecList returnPathList = extractAddrSpecs("Return-Path");
01459   QString returnPath = returnPathList.isEmpty() ? QString::null
01460     : returnPathList.front().localPart + '@' + returnPathList.front().domain ;
01461   kdDebug(5006) << "clean return path: " << returnPath << endl;
01462   if ( returnPath.isEmpty() || !receiptTo.contains( returnPath, false ) ) {
01463     if ( !allowGUI ) return 0; // don't setMDNSentState here!
01464     mode = requestAdviceOnMDN( returnPath.isEmpty() ?
01465                    "mdnReturnPathEmpty" :
01466                    "mdnReturnPathNotInReceiptTo" );
01467     s = MDN::SentManually;
01468   }
01469 
01470   if ( a != KMime::MDN::AutomaticAction ) {
01471     //TODO: only ingore user settings for AutomaticAction if requested
01472     if ( mode == 1 ) { // ask
01473       if ( !allowGUI ) return 0; // don't setMDNSentState here!
01474       mode = requestAdviceOnMDN( "mdnNormalAsk" );
01475       s = MDN::SentManually; // asked user
01476     }
01477 
01478     switch ( mode ) {
01479       case 0: // ignore:
01480         setMDNSentState( KMMsgMDNIgnore );
01481         return 0;
01482       default:
01483       case 1:
01484         kdFatal(5006) << "KMMessage::createMDN(): The \"ask\" mode should "
01485                                                   << "never appear here!" << endl;
01486         break;
01487       case 2: // deny
01488         d = MDN::Denied;
01489         m.clear();
01490         break;
01491       case 3:
01492         break;
01493     }
01494   }
01495 
01496 
01497   // extract where to send from:
01498   QString finalRecipient = kmkernel->identityManager()
01499     ->identityForUoidOrDefault( identityUoid() ).fullEmailAddr();
01500 
01501   //
01502   // Generate message:
01503   //
01504 
01505   KMMessage * receipt = new KMMessage();
01506   receipt->initFromMessage( this );
01507   receipt->removeHeaderField("Content-Type");
01508   receipt->removeHeaderField("Content-Transfer-Encoding");
01509   // Modify the ContentType directly (replaces setAutomaticFields(true))
01510   DwHeaders & header = receipt->mMsg->Headers();
01511   header.MimeVersion().FromString("1.0");
01512   DwMediaType & contentType = receipt->dwContentType();
01513   contentType.SetType( DwMime::kTypeMultipart );
01514   contentType.SetSubtype( DwMime::kSubtypeReport );
01515   contentType.CreateBoundary(0);
01516   receipt->mNeedsAssembly = true;
01517   receipt->setContentTypeParam( "report-type", "disposition-notification" );
01518 
01519   QString description = replaceHeadersInString( MDN::descriptionFor( d, m ) );
01520 
01521   // text/plain part:
01522   KMMessagePart firstMsgPart;
01523   firstMsgPart.setTypeStr( "text" );
01524   firstMsgPart.setSubtypeStr( "plain" );
01525   firstMsgPart.setBodyFromUnicode( description );
01526   receipt->addBodyPart( &firstMsgPart );
01527 
01528   // message/disposition-notification part:
01529   KMMessagePart secondMsgPart;
01530   secondMsgPart.setType( DwMime::kTypeMessage );
01531   secondMsgPart.setSubtype( DwMime::kSubtypeDispositionNotification );
01532   //secondMsgPart.setCharset( "us-ascii" );
01533   //secondMsgPart.setCteStr( "7bit" );
01534   secondMsgPart.setBodyEncoded( MDN::dispositionNotificationBodyContent(
01535                         finalRecipient,
01536                 rawHeaderField("Original-Recipient"),
01537                 id(), /* Message-ID */
01538                 d, a, s, m, special ) );
01539   receipt->addBodyPart( &secondMsgPart );
01540 
01541   // message/rfc822 or text/rfc822-headers body part:
01542   int num = mdnConfig.readNumEntry( "quote-message", 0 );
01543   if ( num < 0 || num > 2 ) num = 0;
01544   MDN::ReturnContent returnContent = static_cast<MDN::ReturnContent>( num );
01545 
01546   KMMessagePart thirdMsgPart;
01547   switch ( returnContent ) {
01548   case MDN::All:
01549     thirdMsgPart.setTypeStr( "message" );
01550     thirdMsgPart.setSubtypeStr( "rfc822" );
01551     thirdMsgPart.setBody( asSendableString() );
01552     receipt->addBodyPart( &thirdMsgPart );
01553     break;
01554   case MDN::HeadersOnly:
01555     thirdMsgPart.setTypeStr( "text" );
01556     thirdMsgPart.setSubtypeStr( "rfc822-headers" );
01557     thirdMsgPart.setBody( headerAsSendableString() );
01558     receipt->addBodyPart( &thirdMsgPart );
01559     break;
01560   case MDN::Nothing:
01561   default:
01562     break;
01563   };
01564 
01565   receipt->setTo( receiptTo );
01566   receipt->setSubject( "Message Disposition Notification" );
01567   receipt->setReplyToId( msgId() );
01568   receipt->setReferences( getRefStr() );
01569 
01570   receipt->cleanupHeader();
01571 
01572   kdDebug(5006) << "final message:\n" + receipt->asString() << endl;
01573 
01574   //
01575   // Set "MDN sent" status:
01576   //
01577   KMMsgMDNSentState state = KMMsgMDNStateUnknown;
01578   switch ( d ) {
01579   case MDN::Displayed:   state = KMMsgMDNDisplayed;  break;
01580   case MDN::Deleted:     state = KMMsgMDNDeleted;    break;
01581   case MDN::Dispatched:  state = KMMsgMDNDispatched; break;
01582   case MDN::Processed:   state = KMMsgMDNProcessed;  break;
01583   case MDN::Denied:      state = KMMsgMDNDenied;     break;
01584   case MDN::Failed:      state = KMMsgMDNFailed;     break;
01585   };
01586   setMDNSentState( state );
01587 
01588   return receipt;
01589 }
01590 
01591 QString KMMessage::replaceHeadersInString( const QString & s ) const {
01592   QString result = s;
01593   QRegExp rx( "\\$\\{([a-z0-9-]+)\\}", false );
01594   Q_ASSERT( rx.isValid() );
01595 
01596   QRegExp rxDate( "\\$\\{date\\}" );
01597   Q_ASSERT( rxDate.isValid() );
01598 
01599   QString sDate = KMime::DateFormatter::formatDate(
01600                       KMime::DateFormatter::Localized, date() );
01601 
01602   int idx = 0;
01603   if( ( idx = rxDate.search( result, idx ) ) != -1  ) {
01604     result.replace( idx, rxDate.matchedLength(), sDate );
01605   }
01606 
01607   idx = 0;
01608   while ( ( idx = rx.search( result, idx ) ) != -1 ) {
01609     QString replacement = headerField( rx.cap(1).latin1() );
01610     result.replace( idx, rx.matchedLength(), replacement );
01611     idx += replacement.length();
01612   }
01613   return result;
01614 }
01615 
01616 KMMessage* KMMessage::createDeliveryReceipt() const
01617 {
01618   QString str, receiptTo;
01619   KMMessage *receipt;
01620 
01621   receiptTo = headerField("Disposition-Notification-To");
01622   if ( receiptTo.stripWhiteSpace().isEmpty() ) return 0;
01623   receiptTo.remove( '\n' );
01624 
01625   receipt = new KMMessage;
01626   receipt->initFromMessage(this);
01627   receipt->setTo(receiptTo);
01628   receipt->setSubject(i18n("Receipt: ") + subject());
01629 
01630   str  = "Your message was successfully delivered.";
01631   str += "\n\n---------- Message header follows ----------\n";
01632   str += headerAsString();
01633   str += "--------------------------------------------\n";
01634   // Conversion to latin1 is correct here as Mail headers should contain
01635   // ascii only
01636   receipt->setBody(str.latin1());
01637   receipt->setAutomaticFields();
01638 
01639   return receipt;
01640 }
01641 
01642 
01643 void KMMessage::applyIdentity( uint id )
01644 {
01645   const KPIM::Identity & ident =
01646     kmkernel->identityManager()->identityForUoidOrDefault( id );
01647 
01648   if(ident.fullEmailAddr().isEmpty())
01649     setFrom("");
01650   else
01651     setFrom(ident.fullEmailAddr());
01652 
01653   if(ident.replyToAddr().isEmpty())
01654     setReplyTo("");
01655   else
01656     setReplyTo(ident.replyToAddr());
01657 
01658   if(ident.bcc().isEmpty())
01659     setBcc("");
01660   else
01661     setBcc(ident.bcc());
01662 
01663   if (ident.organization().isEmpty())
01664     removeHeaderField("Organization");
01665   else
01666     setHeaderField("Organization", ident.organization());
01667 
01668   if (ident.isDefault())
01669     removeHeaderField("X-KMail-Identity");
01670   else
01671     setHeaderField("X-KMail-Identity", QString::number( ident.uoid() ));
01672 
01673   if ( ident.transport().isEmpty() )
01674     removeHeaderField( "X-KMail-Transport" );
01675   else
01676     setHeaderField( "X-KMail-Transport", ident.transport() );
01677 
01678   if ( ident.fcc().isEmpty() )
01679     setFcc( QString::null );
01680   else
01681     setFcc( ident.fcc() );
01682 
01683   if ( ident.drafts().isEmpty() )
01684     setDrafts( QString::null );
01685   else
01686     setDrafts( ident.drafts() );
01687 
01688   if ( ident.templates().isEmpty() )
01689     setTemplates( QString::null );
01690   else
01691     setTemplates( ident.templates() );
01692 
01693 }
01694 
01695 //-----------------------------------------------------------------------------
01696 void KMMessage::initHeader( uint id )
01697 {
01698   applyIdentity( id );
01699   setTo("");
01700   setSubject("");
01701   setDateToday();
01702 
01703   setHeaderField("User-Agent", "KMail/" KMAIL_VERSION );
01704   // This will allow to change Content-Type:
01705   setHeaderField("Content-Type","text/plain");
01706 }
01707 
01708 uint KMMessage::identityUoid() const {
01709   QString idString = headerField("X-KMail-Identity").stripWhiteSpace();
01710   bool ok = false;
01711   int id = idString.toUInt( &ok );
01712 
01713   if ( !ok || id == 0 )
01714     id = kmkernel->identityManager()->identityForAddress( to() + ", " + cc() ).uoid();
01715   if ( id == 0 && parent() )
01716     id = parent()->identity();
01717 
01718   return id;
01719 }
01720 
01721 
01722 //-----------------------------------------------------------------------------
01723 void KMMessage::initFromMessage(const KMMessage *msg, bool idHeaders)
01724 {
01725   uint id = msg->identityUoid();
01726 
01727   if ( idHeaders ) initHeader(id);
01728   else setHeaderField("X-KMail-Identity", QString::number(id));
01729   if (!msg->headerField("X-KMail-Transport").isEmpty())
01730     setHeaderField("X-KMail-Transport", msg->headerField("X-KMail-Transport"));
01731 }
01732 
01733 
01734 //-----------------------------------------------------------------------------
01735 void KMMessage::cleanupHeader()
01736 {
01737   DwHeaders& header = mMsg->Headers();
01738   DwField* field = header.FirstField();
01739   DwField* nextField;
01740 
01741   if (mNeedsAssembly) mMsg->Assemble();
01742   mNeedsAssembly = false;
01743 
01744   while (field)
01745   {
01746     nextField = field->Next();
01747     if (field->FieldBody()->AsString().empty())
01748     {
01749       header.RemoveField(field);
01750       mNeedsAssembly = true;
01751     }
01752     field = nextField;
01753   }
01754 }
01755 
01756 
01757 //-----------------------------------------------------------------------------
01758 void KMMessage::setAutomaticFields(bool aIsMulti)
01759 {
01760   DwHeaders& header = mMsg->Headers();
01761   header.MimeVersion().FromString("1.0");
01762 
01763   if (aIsMulti || numBodyParts() > 1)
01764   {
01765     // Set the type to 'Multipart' and the subtype to 'Mixed'
01766     DwMediaType& contentType = dwContentType();
01767     contentType.SetType(   DwMime::kTypeMultipart);
01768     contentType.SetSubtype(DwMime::kSubtypeMixed );
01769 
01770     // Create a random printable string and set it as the boundary parameter
01771     contentType.CreateBoundary(0);
01772   }
01773   mNeedsAssembly = true;
01774 }
01775 
01776 
01777 //-----------------------------------------------------------------------------
01778 QString KMMessage::dateStr() const
01779 {
01780   KConfigGroup general( KMKernel::config(), "General" );
01781   DwHeaders& header = mMsg->Headers();
01782   time_t unixTime;
01783 
01784   if (!header.HasDate()) return "";
01785   unixTime = header.Date().AsUnixTime();
01786 
01787   //kdDebug(5006)<<"####  Date = "<<header.Date().AsString().c_str()<<endl;
01788 
01789   return KMime::DateFormatter::formatDate(
01790       static_cast<KMime::DateFormatter::FormatType>(general.readNumEntry( "dateFormat", KMime::DateFormatter::Fancy )),
01791       unixTime, general.readEntry( "customDateFormat" ));
01792 }
01793 
01794 
01795 //-----------------------------------------------------------------------------
01796 QCString KMMessage::dateShortStr() const
01797 {
01798   DwHeaders& header = mMsg->Headers();
01799   time_t unixTime;
01800 
01801   if (!header.HasDate()) return "";
01802   unixTime = header.Date().AsUnixTime();
01803 
01804   QCString result = ctime(&unixTime);
01805   int len = result.length();
01806   if (result[len-1]=='\n')
01807     result.truncate(len-1);
01808 
01809   return result;
01810 }
01811 
01812 
01813 //-----------------------------------------------------------------------------
01814 QString KMMessage::dateIsoStr() const
01815 {
01816   DwHeaders& header = mMsg->Headers();
01817   time_t unixTime;
01818 
01819   if (!header.HasDate()) return "";
01820   unixTime = header.Date().AsUnixTime();
01821 
01822   char cstr[64];
01823   strftime(cstr, 63, "%Y-%m-%d %H:%M:%S", localtime(&unixTime));
01824   return QString(cstr);
01825 }
01826 
01827 
01828 //-----------------------------------------------------------------------------
01829 time_t KMMessage::date() const
01830 {
01831   time_t res = ( time_t )-1;
01832   DwHeaders& header = mMsg->Headers();
01833   if (header.HasDate())
01834     res = header.Date().AsUnixTime();
01835   return res;
01836 }
01837 
01838 
01839 //-----------------------------------------------------------------------------
01840 void KMMessage::setDateToday()
01841 {
01842   struct timeval tval;
01843   gettimeofday(&tval, 0);
01844   setDate((time_t)tval.tv_sec);
01845 }
01846 
01847 
01848 //-----------------------------------------------------------------------------
01849 void KMMessage::setDate(time_t aDate)
01850 {
01851   mDate = aDate;
01852   mMsg->Headers().Date().FromCalendarTime(aDate);
01853   mMsg->Headers().Date().Assemble();
01854   mNeedsAssembly = true;
01855   mDirty = true;
01856 }
01857 
01858 
01859 //-----------------------------------------------------------------------------
01860 void KMMessage::setDate(const QCString& aStr)
01861 {
01862   DwHeaders& header = mMsg->Headers();
01863 
01864   header.Date().FromString(aStr);
01865   header.Date().Parse();
01866   mNeedsAssembly = true;
01867   mDirty = true;
01868 
01869   if (header.HasDate())
01870     mDate = header.Date().AsUnixTime();
01871 }
01872 
01873 
01874 //-----------------------------------------------------------------------------
01875 QString KMMessage::to() const
01876 {
01877   // handle To same as Cc below, bug 80747
01878   QValueList<QCString> rawHeaders = rawHeaderFields( "To" );
01879   QStringList headers;
01880   for ( QValueList<QCString>::Iterator it = rawHeaders.begin(); it != rawHeaders.end(); ++it ) {
01881     headers << *it;
01882   }
01883   return KPIM::normalizeAddressesAndDecodeIDNs( headers.join( ", " ) );
01884 }
01885 
01886 
01887 //-----------------------------------------------------------------------------
01888 void KMMessage::setTo(const QString& aStr)
01889 {
01890   setHeaderField( "To", aStr, Address );
01891 }
01892 
01893 //-----------------------------------------------------------------------------
01894 QString KMMessage::toStrip() const
01895 {
01896   return stripEmailAddr( to() );
01897 }
01898 
01899 //-----------------------------------------------------------------------------
01900 QString KMMessage::replyTo() const
01901 {
01902   return KPIM::normalizeAddressesAndDecodeIDNs( rawHeaderField("Reply-To") );
01903 }
01904 
01905 
01906 //-----------------------------------------------------------------------------
01907 void KMMessage::setReplyTo(const QString& aStr)
01908 {
01909   setHeaderField( "Reply-To", aStr, Address );
01910 }
01911 
01912 
01913 //-----------------------------------------------------------------------------
01914 void KMMessage::setReplyTo(KMMessage* aMsg)
01915 {
01916   setHeaderField( "Reply-To", aMsg->from(), Address );
01917 }
01918 
01919 
01920 //-----------------------------------------------------------------------------
01921 QString KMMessage::cc() const
01922 {
01923   // get the combined contents of all Cc headers (as workaround for invalid
01924   // messages with multiple Cc headers)
01925   QValueList<QCString> rawHeaders = rawHeaderFields( "Cc" );
01926   QStringList headers;
01927   for ( QValueList<QCString>::Iterator it = rawHeaders.begin(); it != rawHeaders.end(); ++it ) {
01928     headers << *it;
01929   }
01930   return KPIM::normalizeAddressesAndDecodeIDNs( headers.join( ", " ) );
01931 }
01932 
01933 
01934 //-----------------------------------------------------------------------------
01935 void KMMessage::setCc(const QString& aStr)
01936 {
01937   setHeaderField( "Cc", aStr, Address );
01938 }
01939 
01940 
01941 //-----------------------------------------------------------------------------
01942 QString KMMessage::ccStrip() const
01943 {
01944   return stripEmailAddr( cc() );
01945 }
01946 
01947 
01948 //-----------------------------------------------------------------------------
01949 QString KMMessage::bcc() const
01950 {
01951   return KPIM::normalizeAddressesAndDecodeIDNs( rawHeaderField("Bcc") );
01952 }
01953 
01954 
01955 //-----------------------------------------------------------------------------
01956 void KMMessage::setBcc(const QString& aStr)
01957 {
01958   setHeaderField( "Bcc", aStr, Address );
01959 }
01960 
01961 //-----------------------------------------------------------------------------
01962 QString KMMessage::fcc() const
01963 {
01964   return headerField( "X-KMail-Fcc" );
01965 }
01966 
01967 
01968 //-----------------------------------------------------------------------------
01969 void KMMessage::setFcc( const QString &aStr )
01970 {
01971   setHeaderField( "X-KMail-Fcc", aStr );
01972 }
01973 
01974 //-----------------------------------------------------------------------------
01975 void KMMessage::setDrafts( const QString &aStr )
01976 {
01977   mDrafts = aStr;
01978 }
01979 
01980 //-----------------------------------------------------------------------------
01981 void KMMessage::setTemplates( const QString &aStr )
01982 {
01983   mTemplates = aStr;
01984 }
01985 
01986 //-----------------------------------------------------------------------------
01987 QString KMMessage::who() const
01988 {
01989   if (mParent)
01990     return KPIM::normalizeAddressesAndDecodeIDNs( rawHeaderField(mParent->whoField().utf8()) );
01991   return from();
01992 }
01993 
01994 
01995 //-----------------------------------------------------------------------------
01996 QString KMMessage::from() const
01997 {
01998   return KPIM::normalizeAddressesAndDecodeIDNs( rawHeaderField("From") );
01999 }
02000 
02001 
02002 //-----------------------------------------------------------------------------
02003 void KMMessage::setFrom(const QString& bStr)
02004 {
02005   QString aStr = bStr;
02006   if (aStr.isNull())
02007     aStr = "";
02008   setHeaderField( "From", aStr, Address );
02009   mDirty = true;
02010 }
02011 
02012 
02013 //-----------------------------------------------------------------------------
02014 QString KMMessage::fromStrip() const
02015 {
02016   return stripEmailAddr( from() );
02017 }
02018 
02019 //-----------------------------------------------------------------------------
02020 QString KMMessage::sender() const {
02021   AddrSpecList asl = extractAddrSpecs( "Sender" );
02022   if ( asl.empty() )
02023     asl = extractAddrSpecs( "From" );
02024   if ( asl.empty() )
02025     return QString::null;
02026   return asl.front().asString();
02027 }
02028 
02029 //-----------------------------------------------------------------------------
02030 QString KMMessage::subject() const
02031 {
02032   return headerField("Subject");
02033 }
02034 
02035 
02036 //-----------------------------------------------------------------------------
02037 void KMMessage::setSubject(const QString& aStr)
02038 {
02039   setHeaderField("Subject",aStr);
02040   mDirty = true;
02041 }
02042 
02043 
02044 //-----------------------------------------------------------------------------
02045 QString KMMessage::xmark() const
02046 {
02047   return headerField("X-KMail-Mark");
02048 }
02049 
02050 
02051 //-----------------------------------------------------------------------------
02052 void KMMessage::setXMark(const QString& aStr)
02053 {
02054   setHeaderField("X-KMail-Mark", aStr);
02055   mDirty = true;
02056 }
02057 
02058 
02059 //-----------------------------------------------------------------------------
02060 QString KMMessage::replyToId() const
02061 {
02062   int leftAngle, rightAngle;
02063   QString replyTo, references;
02064 
02065   replyTo = headerField("In-Reply-To");
02066   // search the end of the (first) message id in the In-Reply-To header
02067   rightAngle = replyTo.find( '>' );
02068   if (rightAngle != -1)
02069     replyTo.truncate( rightAngle + 1 );
02070   // now search the start of the message id
02071   leftAngle = replyTo.findRev( '<' );
02072   if (leftAngle != -1)
02073     replyTo = replyTo.mid( leftAngle );
02074 
02075   // if we have found a good message id we can return immediately
02076   // We ignore mangled In-Reply-To headers which are created by a
02077   // misconfigured Mutt. They look like this <"from foo"@bar.baz>, i.e.
02078   // they contain double quotes and spaces. We only check for '"'.
02079   if (!replyTo.isEmpty() && (replyTo[0] == '<') &&
02080       ( -1 == replyTo.find( '"' ) ) )
02081     return replyTo;
02082 
02083   references = headerField("References");
02084   leftAngle = references.findRev( '<' );
02085   if (leftAngle != -1)
02086     references = references.mid( leftAngle );
02087   rightAngle = references.find( '>' );
02088   if (rightAngle != -1)
02089     references.truncate( rightAngle + 1 );
02090 
02091   // if we found a good message id in the References header return it
02092   if (!references.isEmpty() && references[0] == '<')
02093     return references;
02094   // else return the broken message id we found in the In-Reply-To header
02095   else
02096     return replyTo;
02097 }
02098 
02099 
02100 //-----------------------------------------------------------------------------
02101 QString KMMessage::replyToIdMD5() const {
02102   return base64EncodedMD5( replyToId() );
02103 }
02104 
02105 //-----------------------------------------------------------------------------
02106 QString KMMessage::references() const
02107 {
02108   int leftAngle, rightAngle;
02109   QString references = headerField( "References" );
02110 
02111   // keep the last two entries for threading
02112   leftAngle = references.findRev( '<' );
02113   leftAngle = references.findRev( '<', leftAngle - 1 );
02114   if( leftAngle != -1 )
02115     references = references.mid( leftAngle );
02116   rightAngle = references.findRev( '>' );
02117   if( rightAngle != -1 )
02118     references.truncate( rightAngle + 1 );
02119 
02120   if( !references.isEmpty() && references[0] == '<' )
02121     return references;
02122   else
02123     return QString::null;
02124 }
02125 
02126 //-----------------------------------------------------------------------------
02127 QString KMMessage::replyToAuxIdMD5() const
02128 {
02129   QString result = references();
02130   // references contains two items, use the first one
02131   // (the second to last reference)
02132   const int rightAngle = result.find( '>' );
02133   if( rightAngle != -1 )
02134     result.truncate( rightAngle + 1 );
02135 
02136   return base64EncodedMD5( result );
02137 }
02138 
02139 //-----------------------------------------------------------------------------
02140 QString KMMessage::strippedSubjectMD5() const {
02141   return base64EncodedMD5( stripOffPrefixes( subject() ), true /*utf8*/ );
02142 }
02143 
02144 //-----------------------------------------------------------------------------
02145 QString KMMessage::subjectMD5() const {
02146   return base64EncodedMD5( subject(), true /*utf8*/ );
02147 }
02148 
02149 //-----------------------------------------------------------------------------
02150 bool KMMessage::subjectIsPrefixed() const {
02151   return subjectMD5() != strippedSubjectMD5();
02152 }
02153 
02154 //-----------------------------------------------------------------------------
02155 void KMMessage::setReplyToId(const QString& aStr)
02156 {
02157   setHeaderField("In-Reply-To", aStr);
02158   mDirty = true;
02159 }
02160 
02161 
02162 //-----------------------------------------------------------------------------
02163 QString KMMessage::msgId() const
02164 {
02165   QString msgId = headerField("Message-Id");
02166 
02167   // search the end of the message id
02168   const int rightAngle = msgId.find( '>' );
02169   if (rightAngle != -1)
02170     msgId.truncate( rightAngle + 1 );
02171   // now search the start of the message id
02172   const int leftAngle = msgId.findRev( '<' );
02173   if (leftAngle != -1)
02174     msgId = msgId.mid( leftAngle );
02175   return msgId;
02176 }
02177 
02178 
02179 //-----------------------------------------------------------------------------
02180 QString KMMessage::msgIdMD5() const {
02181   return base64EncodedMD5( msgId() );
02182 }
02183 
02184 
02185 //-----------------------------------------------------------------------------
02186 void KMMessage::setMsgId(const QString& aStr)
02187 {
02188   setHeaderField("Message-Id", aStr);
02189   mDirty = true;
02190 }
02191 
02192 //-----------------------------------------------------------------------------
02193 size_t KMMessage::msgSizeServer() const {
02194   return headerField( "X-Length" ).toULong();
02195 }
02196 
02197 
02198 //-----------------------------------------------------------------------------
02199 void KMMessage::setMsgSizeServer(size_t size)
02200 {
02201   setHeaderField("X-Length", QCString().setNum(size));
02202   mDirty = true;
02203 }
02204 
02205 //-----------------------------------------------------------------------------
02206 ulong KMMessage::UID() const {
02207   return headerField( "X-UID" ).toULong();
02208 }
02209 
02210 
02211 //-----------------------------------------------------------------------------
02212 void KMMessage::setUID(ulong uid)
02213 {
02214   setHeaderField("X-UID", QCString().setNum(uid));
02215   mDirty = true;
02216 }
02217 
02218 //-----------------------------------------------------------------------------
02219 AddressList KMMessage::splitAddrField( const QCString & str )
02220 {
02221   AddressList result;
02222   const char * scursor = str.begin();
02223   if ( !scursor )
02224     return AddressList();
02225   const char * const send = str.begin() + str.length();
02226   if ( !parseAddressList( scursor, send, result ) )
02227     kdDebug(5006) << "Error in address splitting: parseAddressList returned false!"
02228                   << endl;
02229   return result;
02230 }
02231 
02232 AddressList KMMessage::headerAddrField( const QCString & aName ) const {
02233   return KMMessage::splitAddrField( rawHeaderField( aName ) );
02234 }
02235 
02236 AddrSpecList KMMessage::extractAddrSpecs( const QCString & header ) const {
02237   AddressList al = headerAddrField( header );
02238   AddrSpecList result;
02239   for ( AddressList::const_iterator ait = al.begin() ; ait != al.end() ; ++ait )
02240     for ( MailboxList::const_iterator mit = (*ait).mailboxList.begin() ; mit != (*ait).mailboxList.end() ; ++mit )
02241       result.push_back( (*mit).addrSpec );
02242   return result;
02243 }
02244 
02245 QCString KMMessage::rawHeaderField( const QCString & name ) const {
02246   if ( name.isEmpty() ) return QCString();
02247 
02248   DwHeaders & header = mMsg->Headers();
02249   DwField * field = header.FindField( name );
02250 
02251   if ( !field ) return QCString();
02252 
02253   return header.FieldBody( name.data() ).AsString().c_str();
02254 }
02255 
02256 QValueList<QCString> KMMessage::rawHeaderFields( const QCString& field ) const
02257 {
02258   if ( field.isEmpty() || !mMsg->Headers().FindField( field ) )
02259     return QValueList<QCString>();
02260 
02261   std::vector<DwFieldBody*> v = mMsg->Headers().AllFieldBodies( field.data() );
02262   QValueList<QCString> headerFields;
02263   for ( uint i = 0; i < v.size(); ++i ) {
02264     headerFields.append( v[i]->AsString().c_str() );
02265   }
02266 
02267   return headerFields;
02268 }
02269 
02270 QString KMMessage::headerField(const QCString& aName) const
02271 {
02272   if ( aName.isEmpty() )
02273     return QString::null;
02274 
02275   if ( !mMsg->Headers().FindField( aName ) )
02276     return QString::null;
02277 
02278   return decodeRFC2047String( mMsg->Headers().FieldBody( aName.data() ).AsString().c_str(),
02279                               charset() );
02280 
02281 }
02282 
02283 QStringList KMMessage::headerFields( const QCString& field ) const
02284 {
02285   if ( field.isEmpty() || !mMsg->Headers().FindField( field ) )
02286     return QStringList();
02287 
02288   std::vector<DwFieldBody*> v = mMsg->Headers().AllFieldBodies( field.data() );
02289   QStringList headerFields;
02290   for ( uint i = 0; i < v.size(); ++i ) {
02291     headerFields.append( decodeRFC2047String( v[i]->AsString().c_str(), charset() ) );
02292   }
02293 
02294   return headerFields;
02295 }
02296 
02297 //-----------------------------------------------------------------------------
02298 void KMMessage::removeHeaderField(const QCString& aName)
02299 {
02300   DwHeaders & header = mMsg->Headers();
02301   DwField * field = header.FindField(aName);
02302   if (!field) return;
02303 
02304   header.RemoveField(field);
02305   mNeedsAssembly = true;
02306 }
02307 
02308 //-----------------------------------------------------------------------------
02309 void KMMessage::removeHeaderFields(const QCString& aName)
02310 {
02311   DwHeaders & header = mMsg->Headers();
02312   while ( DwField * field = header.FindField(aName) ) {
02313     header.RemoveField(field);
02314     mNeedsAssembly = true;
02315   }
02316 }
02317 
02318 
02319 //-----------------------------------------------------------------------------
02320 void KMMessage::setHeaderField( const QCString& aName, const QString& bValue,
02321                                 HeaderFieldType type, bool prepend )
02322 {
02323 #if 0
02324   if ( type != Unstructured )
02325     kdDebug(5006) << "KMMessage::setHeaderField( \"" << aName << "\", \""
02326                 << bValue << "\", " << type << " )" << endl;
02327 #endif
02328   if (aName.isEmpty()) return;
02329 
02330   DwHeaders& header = mMsg->Headers();
02331 
02332   DwString str;
02333   DwField* field;
02334   QCString aValue;
02335   if (!bValue.isEmpty())
02336   {
02337     QString value = bValue;
02338     if ( type == Address )
02339       value = KPIM::normalizeAddressesAndEncodeIDNs( value );
02340 #if 0
02341     if ( type != Unstructured )
02342       kdDebug(5006) << "value: \"" << value << "\"" << endl;
02343 #endif
02344     QCString encoding = autoDetectCharset( charset(), sPrefCharsets, value );
02345     if (encoding.isEmpty())
02346        encoding = "utf-8";
02347     aValue = encodeRFC2047String( value, encoding );
02348 #if 0
02349     if ( type != Unstructured )
02350       kdDebug(5006) << "aValue: \"" << aValue << "\"" << endl;
02351 #endif
02352   }
02353   str = aName;
02354   if (str[str.length()-1] != ':') str += ": ";
02355   else str += ' ';
02356   if ( !aValue.isEmpty() )
02357     str += aValue;
02358   if (str[str.length()-1] != '\n') str += '\n';
02359 
02360   field = new DwField(str, mMsg);
02361   field->Parse();
02362 
02363   if ( prepend )
02364     header.AddFieldAt( 1, field );
02365   else
02366     header.AddOrReplaceField( field );
02367   mNeedsAssembly = true;
02368 }
02369 
02370 
02371 //-----------------------------------------------------------------------------
02372 QCString KMMessage::typeStr() const
02373 {
02374   DwHeaders& header = mMsg->Headers();
02375   if (header.HasContentType()) return header.ContentType().TypeStr().c_str();
02376   else return "";
02377 }
02378 
02379 
02380 //-----------------------------------------------------------------------------
02381 int KMMessage::type() const
02382 {
02383   DwHeaders& header = mMsg->Headers();
02384   if (header.HasContentType()) return header.ContentType().Type();
02385   else return DwMime::kTypeNull;
02386 }
02387 
02388 
02389 //-----------------------------------------------------------------------------
02390 void KMMessage::setTypeStr(const QCString& aStr)
02391 {
02392   dwContentType().SetTypeStr(DwString(aStr));
02393   dwContentType().Parse();
02394   mNeedsAssembly = true;
02395 }
02396 
02397 
02398 //-----------------------------------------------------------------------------
02399 void KMMessage::setType(int aType)
02400 {
02401   dwContentType().SetType(aType);
02402   dwContentType().Assemble();
02403   mNeedsAssembly = true;
02404 }
02405 
02406 
02407 
02408 //-----------------------------------------------------------------------------
02409 QCString KMMessage::subtypeStr() const
02410 {
02411   DwHeaders& header = mMsg->Headers();
02412   if (header.HasContentType()) return header.ContentType().SubtypeStr().c_str();
02413   else return "";
02414 }
02415 
02416 
02417 //-----------------------------------------------------------------------------
02418 int KMMessage::subtype() const
02419 {
02420   DwHeaders& header = mMsg->Headers();
02421   if (header.HasContentType()) return header.ContentType().Subtype();
02422   else return DwMime::kSubtypeNull;
02423 }
02424 
02425 
02426 //-----------------------------------------------------------------------------
02427 void KMMessage::setSubtypeStr(const QCString& aStr)
02428 {
02429   dwContentType().SetSubtypeStr(DwString(aStr));
02430   dwContentType().Parse();
02431   mNeedsAssembly = true;
02432 }
02433 
02434 
02435 //-----------------------------------------------------------------------------
02436 void KMMessage::setSubtype(int aSubtype)
02437 {
02438   dwContentType().SetSubtype(aSubtype);
02439   dwContentType().Assemble();
02440   mNeedsAssembly = true;
02441 }
02442 
02443 
02444 //-----------------------------------------------------------------------------
02445 void KMMessage::setDwMediaTypeParam( DwMediaType &mType,
02446                                      const QCString& attr,
02447                                      const QCString& val )
02448 {
02449   mType.Parse();
02450   DwParameter *param = mType.FirstParameter();
02451   while(param) {
02452     if (!kasciistricmp(param->Attribute().c_str(), attr))
02453       break;
02454     else
02455       param = param->Next();
02456   }
02457   if (!param){
02458     param = new DwParameter;
02459     param->SetAttribute(DwString( attr ));
02460     mType.AddParameter( param );
02461   }
02462   else
02463     mType.SetModified();
02464   param->SetValue(DwString( val ));
02465   mType.Assemble();
02466 }
02467 
02468 
02469 //-----------------------------------------------------------------------------
02470 void KMMessage::setContentTypeParam(const QCString& attr, const QCString& val)
02471 {
02472   if (mNeedsAssembly) mMsg->Assemble();
02473   mNeedsAssembly = false;
02474   setDwMediaTypeParam( dwContentType(), attr, val );
02475   mNeedsAssembly = true;
02476 }
02477 
02478 
02479 //-----------------------------------------------------------------------------
02480 QCString KMMessage::contentTransferEncodingStr() const
02481 {
02482   DwHeaders& header = mMsg->Headers();
02483   if (header.HasContentTransferEncoding())
02484     return header.ContentTransferEncoding().AsString().c_str();
02485   else return "";
02486 }
02487 
02488 
02489 //-----------------------------------------------------------------------------
02490 int KMMessage::contentTransferEncoding() const
02491 {
02492   DwHeaders& header = mMsg->Headers();
02493   if (header.HasContentTransferEncoding())
02494     return header.ContentTransferEncoding().AsEnum();
02495   else return DwMime::kCteNull;
02496 }
02497 
02498 
02499 //-----------------------------------------------------------------------------
02500 void KMMessage::setContentTransferEncodingStr(const QCString& aStr)
02501 {
02502   mMsg->Headers().ContentTransferEncoding().FromString(aStr);
02503   mMsg->Headers().ContentTransferEncoding().Parse();
02504   mNeedsAssembly = true;
02505 }
02506 
02507 
02508 //-----------------------------------------------------------------------------
02509 void KMMessage::setContentTransferEncoding(int aCte)
02510 {
02511   mMsg->Headers().ContentTransferEncoding().FromEnum(aCte);
02512   mNeedsAssembly = true;
02513 }
02514 
02515 
02516 //-----------------------------------------------------------------------------
02517 DwHeaders& KMMessage::headers() const
02518 {
02519   return mMsg->Headers();
02520 }
02521 
02522 
02523 //-----------------------------------------------------------------------------
02524 void KMMessage::setNeedsAssembly()
02525 {
02526   mNeedsAssembly = true;
02527 }
02528 
02529 
02530 //-----------------------------------------------------------------------------
02531 QCString KMMessage::body() const
02532 {
02533   const DwString& body = mMsg->Body().AsString();
02534   QCString str = KMail::Util::CString( body );
02535   // Calls length() -> slow
02536   //kdWarning( str.length() != body.length(), 5006 )
02537   //  << "KMMessage::body(): body is binary but used as text!" << endl;
02538   return str;
02539 }
02540 
02541 
02542 //-----------------------------------------------------------------------------
02543 QByteArray KMMessage::bodyDecodedBinary() const
02544 {
02545   DwString dwstr;
02546   const DwString& dwsrc = mMsg->Body().AsString();
02547 
02548   switch (cte())
02549   {
02550   case DwMime::kCteBase64:
02551     DwDecodeBase64(dwsrc, dwstr);
02552     break;
02553   case DwMime::kCteQuotedPrintable:
02554     DwDecodeQuotedPrintable(dwsrc, dwstr);
02555     break;
02556   default:
02557     dwstr = dwsrc;
02558     break;
02559   }
02560 
02561   int len = dwstr.size();
02562   QByteArray ba(len);
02563   memcpy(ba.data(),dwstr.data(),len);
02564   return ba;
02565 }
02566 
02567 
02568 //-----------------------------------------------------------------------------
02569 QCString KMMessage::bodyDecoded() const
02570 {
02571   DwString dwstr;
02572   DwString dwsrc = mMsg->Body().AsString();
02573 
02574   switch (cte())
02575   {
02576   case DwMime::kCteBase64:
02577     DwDecodeBase64(dwsrc, dwstr);
02578     break;
02579   case DwMime::kCteQuotedPrintable:
02580     DwDecodeQuotedPrintable(dwsrc, dwstr);
02581     break;
02582   default:
02583     dwstr = dwsrc;
02584     break;
02585   }
02586 
02587   return KMail::Util::CString( dwstr );
02588 
02589   // Calling QCString::length() is slow
02590   //QCString result = KMail::Util::CString( dwstr );
02591   //kdWarning(result.length() != len, 5006)
02592   //  << "KMMessage::bodyDecoded(): body is binary but used as text!" << endl;
02593   //return result;
02594 }
02595 
02596 
02597 //-----------------------------------------------------------------------------
02598 QValueList<int> KMMessage::determineAllowedCtes( const CharFreq& cf,
02599                                                  bool allow8Bit,
02600                                                  bool willBeSigned )
02601 {
02602   QValueList<int> allowedCtes;
02603 
02604   switch ( cf.type() ) {
02605   case CharFreq::SevenBitText:
02606     allowedCtes << DwMime::kCte7bit;
02607   case CharFreq::EightBitText:
02608     if ( allow8Bit )
02609       allowedCtes << DwMime::kCte8bit;
02610   case CharFreq::SevenBitData:
02611     if ( cf.printableRatio() > 5.0/6.0 ) {
02612       // let n the length of data and p the number of printable chars.
02613       // Then base64 \approx 4n/3; qp \approx p + 3(n-p)
02614       // => qp < base64 iff p > 5n/6.
02615       allowedCtes << DwMime::kCteQp;
02616       allowedCtes << DwMime::kCteBase64;
02617     } else {
02618       allowedCtes << DwMime::kCteBase64;
02619       allowedCtes << DwMime::kCteQp;
02620     }
02621     break;
02622   case CharFreq::EightBitData:
02623     allowedCtes << DwMime::kCteBase64;
02624     break;
02625   case CharFreq::None:
02626   default:
02627     // just nothing (avoid compiler warning)
02628     ;
02629   }
02630 
02631   // In the following cases only QP and Base64 are allowed:
02632   // - the buffer will be OpenPGP/MIME signed and it contains trailing
02633   //   whitespace (cf. RFC 3156)
02634   // - a line starts with "From "
02635   if ( ( willBeSigned && cf.hasTrailingWhitespace() ) ||
02636        cf.hasLeadingFrom() ) {
02637     allowedCtes.remove( DwMime::kCte8bit );
02638     allowedCtes.remove( DwMime::kCte7bit );
02639   }
02640 
02641   return allowedCtes;
02642 }
02643 
02644 
02645 //-----------------------------------------------------------------------------
02646 void KMMessage::setBodyAndGuessCte( const QByteArray& aBuf,
02647                                     QValueList<int> & allowedCte,
02648                                     bool allow8Bit,
02649                                     bool willBeSigned )
02650 {
02651   CharFreq cf( aBuf ); // it's safe to pass null arrays
02652 
02653   allowedCte = determineAllowedCtes( cf, allow8Bit, willBeSigned );
02654 
02655 #ifndef NDEBUG
02656   DwString dwCte;
02657   DwCteEnumToStr(allowedCte[0], dwCte);
02658   kdDebug(5006) << "CharFreq returned " << cf.type() << "/"
02659                 << cf.printableRatio() << " and I chose "
02660                 << dwCte.c_str() << endl;
02661 #endif
02662 
02663   setCte( allowedCte[0] ); // choose best fitting
02664   setBodyEncodedBinary( aBuf );
02665 }
02666 
02667 
02668 //-----------------------------------------------------------------------------
02669 void KMMessage::setBodyAndGuessCte( const QCString& aBuf,
02670                                     QValueList<int> & allowedCte,
02671                                     bool allow8Bit,
02672                                     bool willBeSigned )
02673 {
02674   CharFreq cf( aBuf.data(), aBuf.size()-1 ); // it's safe to pass null strings
02675 
02676   allowedCte = determineAllowedCtes( cf, allow8Bit, willBeSigned );
02677 
02678 #ifndef NDEBUG
02679   DwString dwCte;
02680   DwCteEnumToStr(allowedCte[0], dwCte);
02681   kdDebug(5006) << "CharFreq returned " << cf.type() << "/"
02682                 << cf.printableRatio() << " and I chose "
02683                 << dwCte.c_str() << endl;
02684 #endif
02685 
02686   setCte( allowedCte[0] ); // choose best fitting
02687   setBodyEncoded( aBuf );
02688 }
02689 
02690 
02691 //-----------------------------------------------------------------------------
02692 void KMMessage::setBodyEncoded(const QCString& aStr)
02693 {
02694   DwString dwSrc(aStr.data(), aStr.size()-1 /* not the trailing NUL */);
02695   DwString dwResult;
02696 
02697   switch (cte())
02698   {
02699   case DwMime::kCteBase64:
02700     DwEncodeBase64(dwSrc, dwResult);
02701     break;
02702   case DwMime::kCteQuotedPrintable:
02703     DwEncodeQuotedPrintable(dwSrc, dwResult);
02704     break;
02705   default:
02706     dwResult = dwSrc;
02707     break;
02708   }
02709 
02710   mMsg->Body().FromString(dwResult);
02711   mNeedsAssembly = true;
02712 }
02713 
02714 //-----------------------------------------------------------------------------
02715 void KMMessage::setBodyEncodedBinary(const QByteArray& aStr)
02716 {
02717   DwString dwSrc(aStr.data(), aStr.size());
02718   DwString dwResult;
02719 
02720   switch (cte())
02721   {
02722   case DwMime::kCteBase64:
02723     DwEncodeBase64(dwSrc, dwResult);
02724     break;
02725   case DwMime::kCteQuotedPrintable:
02726     DwEncodeQuotedPrintable(dwSrc, dwResult);
02727     break;
02728   default:
02729     dwResult = dwSrc;
02730     break;
02731   }
02732 
02733   mMsg->Body().FromString(dwResult);
02734   mNeedsAssembly = true;
02735 }
02736 
02737 
02738 //-----------------------------------------------------------------------------
02739 void KMMessage::setBody(const QCString& aStr)
02740 {
02741   mMsg->Body().FromString(KMail::Util::dwString(aStr));
02742   mNeedsAssembly = true;
02743 }
02744 void KMMessage::setBody(const DwString& aStr)
02745 {
02746   mMsg->Body().FromString(aStr);
02747   mNeedsAssembly = true;
02748 }
02749 void KMMessage::setBody(const char* aStr)
02750 {
02751   mMsg->Body().FromString(aStr);
02752   mNeedsAssembly = true;
02753 }
02754 
02755 void KMMessage::setMultiPartBody( const QCString & aStr ) {
02756   setBody( aStr );
02757   mMsg->Body().Parse();
02758   mNeedsAssembly = true;
02759 }
02760 
02761 
02762 // Patched by Daniel Moisset <dmoisset@grulic.org.ar>
02763 // modified numbodyparts, bodypart to take nested body parts as
02764 // a linear sequence.
02765 // third revision, Sep 26 2000
02766 
02767 // this is support structure for traversing tree without recursion
02768 
02769 //-----------------------------------------------------------------------------
02770 int KMMessage::numBodyParts() const
02771 {
02772   int count = 0;
02773   DwBodyPart* part = getFirstDwBodyPart();
02774   QPtrList< DwBodyPart > parts;
02775 
02776   while (part)
02777   {
02778     //dive into multipart messages
02779     while (    part
02780             && part->hasHeaders()
02781             && part->Headers().HasContentType()
02782             && part->Body().FirstBodyPart()
02783             && (DwMime::kTypeMultipart == part->Headers().ContentType().Type()) )
02784     {
02785       parts.append( part );
02786       part = part->Body().FirstBodyPart();
02787     }
02788     // this is where currPart->msgPart contains a leaf message part
02789     count++;
02790     // go up in the tree until reaching a node with next
02791     // (or the last top-level node)
02792     while (part && !(part->Next()) && !(parts.isEmpty()))
02793     {
02794       part = parts.getLast();
02795       parts.removeLast();
02796     }
02797 
02798     if (part && part->Body().Message() &&
02799         part->Body().Message()->Body().FirstBodyPart())
02800     {
02801       part = part->Body().Message()->Body().FirstBodyPart();
02802     } else if (part) {
02803       part = part->Next();
02804     }
02805   }
02806 
02807   return count;
02808 }
02809 
02810 
02811 //-----------------------------------------------------------------------------
02812 DwBodyPart * KMMessage::getFirstDwBodyPart() const
02813 {
02814   return mMsg->Body().FirstBodyPart();
02815 }
02816 
02817 
02818 //-----------------------------------------------------------------------------
02819 int KMMessage::partNumber( DwBodyPart * aDwBodyPart ) const
02820 {
02821   DwBodyPart *curpart;
02822   QPtrList< DwBodyPart > parts;
02823   int curIdx = 0;
02824   int idx = 0;
02825   // Get the DwBodyPart for this index
02826 
02827   curpart = getFirstDwBodyPart();
02828 
02829   while (curpart && !idx) {
02830     //dive into multipart messages
02831     while(    curpart
02832            && curpart->hasHeaders()
02833            && curpart->Headers().HasContentType()
02834            && curpart->Body().FirstBodyPart()
02835            && (DwMime::kTypeMultipart == curpart->Headers().ContentType().Type()) )
02836     {
02837       parts.append( curpart );
02838       curpart = curpart->Body().FirstBodyPart();
02839     }
02840     // this is where currPart->msgPart contains a leaf message part
02841     if (curpart == aDwBodyPart)
02842       idx = curIdx;
02843     curIdx++;
02844     // go up in the tree until reaching a node with next
02845     // (or the last top-level node)
02846     while (curpart && !(curpart->Next()) && !(parts.isEmpty()))
02847     {
02848       curpart = parts.getLast();
02849       parts.removeLast();
02850     } ;
02851     if (curpart)
02852       curpart = curpart->Next();
02853   }
02854   return idx;
02855 }
02856 
02857 
02858 //-----------------------------------------------------------------------------
02859 DwBodyPart * KMMessage::dwBodyPart( int aIdx ) const
02860 {
02861   DwBodyPart *part, *curpart;
02862   QPtrList< DwBodyPart > parts;
02863   int curIdx = 0;
02864   // Get the DwBodyPart for this index
02865 
02866   curpart = getFirstDwBodyPart();
02867   part = 0;
02868 
02869   while (curpart && !part) {
02870     //dive into multipart messages
02871     while(    curpart
02872            && curpart->hasHeaders()
02873            && curpart->Headers().HasContentType()
02874            && curpart->Body().FirstBodyPart()
02875            && (DwMime::kTypeMultipart == curpart->Headers().ContentType().Type()) )
02876     {
02877       parts.append( curpart );
02878       curpart = curpart->Body().FirstBodyPart();
02879     }
02880     // this is where currPart->msgPart contains a leaf message part
02881     if (curIdx==aIdx)
02882         part = curpart;
02883     curIdx++;
02884     // go up in the tree until reaching a node with next
02885     // (or the last top-level node)
02886     while (curpart && !(curpart->Next()) && !(parts.isEmpty()))
02887     {
02888       curpart = parts.getLast();
02889       parts.removeLast();
02890     }
02891     if (curpart)
02892       curpart = curpart->Next();
02893   }
02894   return part;
02895 }
02896 
02897 
02898 //-----------------------------------------------------------------------------
02899 DwBodyPart * KMMessage::findDwBodyPart( int type, int subtype ) const
02900 {
02901   DwBodyPart *part, *curpart;
02902   QPtrList< DwBodyPart > parts;
02903   // Get the DwBodyPart for this index
02904 
02905   curpart = getFirstDwBodyPart();
02906   part = 0;
02907 
02908   while (curpart && !part) {
02909     //dive into multipart messages
02910     while(curpart
02911       && curpart->hasHeaders()
02912       && curpart->Headers().HasContentType()
02913       && curpart->Body().FirstBodyPart()
02914       && (DwMime::kTypeMultipart == curpart->Headers().ContentType().Type()) ) {
02915     parts.append( curpart );
02916     curpart = curpart->Body().FirstBodyPart();
02917     }
02918     // this is where curPart->msgPart contains a leaf message part
02919 
02920     // pending(khz): Find out WHY this look does not travel down *into* an
02921     //               embedded "Message/RfF822" message containing a "Multipart/Mixed"
02922     if ( curpart && curpart->hasHeaders() && curpart->Headers().HasContentType() ) {
02923       kdDebug(5006) << curpart->Headers().ContentType().TypeStr().c_str()
02924         << "  " << curpart->Headers().ContentType().SubtypeStr().c_str() << endl;
02925     }
02926 
02927     if (curpart &&
02928     curpart->hasHeaders() &&
02929         curpart->Headers().HasContentType() &&
02930     curpart->Headers().ContentType().Type() == type &&
02931     curpart->Headers().ContentType().Subtype() == subtype) {
02932     part = curpart;
02933     } else {
02934       // go up in the tree until reaching a node with next
02935       // (or the last top-level node)
02936       while (curpart && !(curpart->Next()) && !(parts.isEmpty())) {
02937     curpart = parts.getLast();
02938     parts.removeLast();
02939       } ;
02940       if (curpart)
02941     curpart = curpart->Next();
02942     }
02943   }
02944   return part;
02945 }
02946 
02947 //-----------------------------------------------------------------------------
02948 DwBodyPart * KMMessage::findDwBodyPart( const QCString& type, const QCString&  subtype ) const
02949 {
02950   DwBodyPart *part, *curpart;
02951   QPtrList< DwBodyPart > parts;
02952   // Get the DwBodyPart for this index
02953 
02954   curpart = getFirstDwBodyPart();
02955   part = 0;
02956 
02957   while (curpart && !part) {
02958     //dive into multipart messages
02959     while(curpart
02960       && curpart->hasHeaders()
02961       && curpart->Headers().HasContentType()
02962       && curpart->Body().FirstBodyPart()
02963       && (DwMime::kTypeMultipart == curpart->Headers().ContentType().Type()) ) {
02964     parts.append( curpart );
02965     curpart = curpart->Body().FirstBodyPart();
02966     }
02967     // this is where curPart->msgPart contains a leaf message part
02968 
02969     // pending(khz): Find out WHY this look does not travel down *into* an
02970     //               embedded "Message/RfF822" message containing a "Multipart/Mixed"
02971     if (curpart && curpart->hasHeaders() && curpart->Headers().HasContentType() ) {
02972       kdDebug(5006) << curpart->Headers().ContentType().TypeStr().c_str()
02973             << "  " << curpart->Headers().ContentType().SubtypeStr().c_str() << endl;
02974     }
02975 
02976     if (curpart &&
02977     curpart->hasHeaders() &&
02978         curpart->Headers().HasContentType() &&
02979     curpart->Headers().ContentType().TypeStr().c_str() == type &&
02980     curpart->Headers().ContentType().SubtypeStr().c_str() == subtype) {
02981     part = curpart;
02982     } else {
02983       // go up in the tree until reaching a node with next
02984       // (or the last top-level node)
02985       while (curpart && !(curpart->Next()) && !(parts.isEmpty())) {
02986     curpart = parts.getLast();
02987     parts.removeLast();
02988       } ;
02989       if (curpart)
02990     curpart = curpart->Next();
02991     }
02992   }
02993   return part;
02994 }
02995 
02996 
02997 void applyHeadersToMessagePart( DwHeaders& headers, KMMessagePart* aPart )
02998 {
02999   // TODO: Instead of manually implementing RFC2231 header encoding (i.e.
03000   //       possibly multiple values given as paramname*0=..; parmaname*1=..;...
03001   //       or par as paramname*0*=..; parmaname*1*=..;..., which should be
03002   //       concatenated), use a generic method to decode the header, using RFC
03003   //       2047 or 2231, or whatever future RFC might be appropriate!
03004   //       Right now, some fields are decoded, while others are not. E.g.
03005   //       Content-Disposition is not decoded here, rather only on demand in
03006   //       KMMsgPart::fileName; Name however is decoded here and stored as a
03007   //       decoded String in KMMsgPart...
03008   // Content-type
03009   QCString additionalCTypeParams;
03010   if (headers.HasContentType())
03011   {
03012     DwMediaType& ct = headers.ContentType();
03013     aPart->setOriginalContentTypeStr( ct.AsString().c_str() );
03014     aPart->setTypeStr(ct.TypeStr().c_str());
03015     aPart->setSubtypeStr(ct.SubtypeStr().c_str());
03016     DwParameter *param = ct.FirstParameter();
03017     while(param)
03018     {
03019       if (!qstricmp(param->Attribute().c_str(), "charset"))
03020         aPart->setCharset(QCString(param->Value().c_str()).lower());
03021       else if (!qstrnicmp(param->Attribute().c_str(), "name*", 5))
03022         aPart->setName(KMMsgBase::decodeRFC2231String(KMMsgBase::extractRFC2231HeaderField( param->Value().c_str(), "name" )));
03023       else {
03024         additionalCTypeParams += ';';
03025         additionalCTypeParams += param->AsString().c_str();
03026       }
03027       param=param->Next();
03028     }
03029   }
03030   else
03031   {
03032     aPart->setTypeStr("text");      // Set to defaults
03033     aPart->setSubtypeStr("plain");
03034   }
03035   aPart->setAdditionalCTypeParamStr( additionalCTypeParams );
03036   // Modification by Markus
03037   if (aPart->name().isEmpty())
03038   {
03039     if (headers.HasContentType() && !headers.ContentType().Name().empty()) {
03040       aPart->setName(KMMsgBase::decodeRFC2047String(headers.
03041             ContentType().Name().c_str()) );
03042     } else if (headers.HasSubject() && !headers.Subject().AsString().empty()) {
03043       aPart->setName( KMMsgBase::decodeRFC2047String(headers.
03044             Subject().AsString().c_str()) );
03045     }
03046   }
03047 
03048   // Content-transfer-encoding
03049   if (headers.HasContentTransferEncoding())
03050     aPart->setCteStr(headers.ContentTransferEncoding().AsString().c_str());
03051   else
03052     aPart->setCteStr("7bit");
03053 
03054   // Content-description
03055   if (headers.HasContentDescription())
03056     aPart->setContentDescription(headers.ContentDescription().AsString().c_str());
03057   else
03058     aPart->setContentDescription("");
03059 
03060   // Content-disposition
03061   if (headers.HasContentDisposition())
03062     aPart->setContentDisposition(headers.ContentDisposition().AsString().c_str());
03063   else
03064     aPart->setContentDisposition("");
03065 }
03066 
03067 //-----------------------------------------------------------------------------
03068 void KMMessage::bodyPart(DwBodyPart* aDwBodyPart, KMMessagePart* aPart,
03069              bool withBody)
03070 {
03071   if ( !aPart )
03072     return;
03073 
03074   aPart->clear();
03075 
03076   if( aDwBodyPart && aDwBodyPart->hasHeaders()  ) {
03077     // This must not be an empty string, because we'll get a
03078     // spurious empty Subject: line in some of the parts.
03079     //aPart->setName(" ");
03080     // partSpecifier
03081     QString partId( aDwBodyPart->partId() );
03082     aPart->setPartSpecifier( partId );
03083 
03084     DwHeaders& headers = aDwBodyPart->Headers();
03085     applyHeadersToMessagePart( headers, aPart );
03086 
03087     // Body
03088     if (withBody)
03089       aPart->setBody( aDwBodyPart->Body().AsString() );
03090     else
03091       aPart->setBody( QCString("") );
03092 
03093     // Content-id
03094     if ( headers.HasContentId() ) {
03095       const QCString contentId = headers.ContentId().AsString().c_str();
03096       // ignore leading '<' and trailing '>'
03097       aPart->setContentId( contentId.mid( 1, contentId.length() - 2 ) );
03098     }
03099   }
03100   // If no valid body part was given,
03101   // set all MultipartBodyPart attributes to empty values.
03102   else
03103   {
03104     aPart->setTypeStr("");
03105     aPart->setSubtypeStr("");
03106     aPart->setCteStr("");
03107     // This must not be an empty string, because we'll get a
03108     // spurious empty Subject: line in some of the parts.
03109     //aPart->setName(" ");
03110     aPart->setContentDescription("");
03111     aPart->setContentDisposition("");
03112     aPart->setBody(QCString(""));
03113     aPart->setContentId("");
03114   }
03115 }
03116 
03117 
03118 //-----------------------------------------------------------------------------
03119 void KMMessage::bodyPart(int aIdx, KMMessagePart* aPart) const
03120 {
03121   if ( !aPart )
03122     return;
03123 
03124   // If the DwBodyPart was found get the header fields and body
03125   if ( DwBodyPart *part = dwBodyPart( aIdx ) ) {
03126     KMMessage::bodyPart(part, aPart);
03127     if( aPart->name().isEmpty() )
03128       aPart->setName( i18n("Attachment: %1").arg( aIdx ) );
03129   }
03130 }
03131 
03132 
03133 //-----------------------------------------------------------------------------
03134 void KMMessage::deleteBodyParts()
03135 {
03136   mMsg->Body().DeleteBodyParts();
03137 }
03138 
03139 //-----------------------------------------------------------------------------
03140 DwBodyPart* KMMessage::createDWBodyPart(const KMMessagePart* aPart)
03141 {
03142   DwBodyPart* part = DwBodyPart::NewBodyPart(emptyString, 0);
03143 
03144   if ( !aPart )
03145     return part;
03146 
03147   QCString charset  = aPart->charset();
03148   QCString type     = aPart->typeStr();
03149   QCString subtype  = aPart->subtypeStr();
03150   QCString cte      = aPart->cteStr();
03151   QCString contDesc = aPart->contentDescriptionEncoded();
03152   QCString contDisp = aPart->contentDisposition();
03153   QCString encoding = autoDetectCharset(charset, sPrefCharsets, aPart->name());
03154   if (encoding.isEmpty()) encoding = "utf-8";
03155   QCString name     = KMMsgBase::encodeRFC2231String(aPart->name(), encoding);
03156   bool RFC2231encoded = aPart->name() != QString(name);
03157   QCString paramAttr  = aPart->parameterAttribute();
03158 
03159   DwHeaders& headers = part->Headers();
03160 
03161   DwMediaType& ct = headers.ContentType();
03162   if (!type.isEmpty() && !subtype.isEmpty())
03163   {
03164     ct.SetTypeStr(type.data());
03165     ct.SetSubtypeStr(subtype.data());
03166     if (!charset.isEmpty()){
03167       DwParameter *param;
03168       param=new DwParameter;
03169       param->SetAttribute("charset");
03170       param->SetValue(charset.data());
03171       ct.AddParameter(param);
03172     }
03173   }
03174 
03175   QCString additionalParam = aPart->additionalCTypeParamStr();
03176   if( !additionalParam.isEmpty() )
03177   {
03178     QCString parAV;
03179     DwString parA, parV;
03180     int iL, i1, i2, iM;
03181     iL = additionalParam.length();
03182     i1 = 0;
03183     i2 = additionalParam.find(';', i1, false);
03184     while ( i1 < iL )
03185     {
03186       if( -1 == i2 )
03187     i2 = iL;
03188       if( i1+1 < i2 ) {
03189     parAV = additionalParam.mid( i1, (i2-i1) );
03190     iM = parAV.find('=');
03191     if( -1 < iM )
03192         {
03193       parA = parAV.left( iM );
03194       parV = parAV.right( parAV.length() - iM - 1 );
03195       if( ('"' == parV.at(0)) && ('"' == parV.at(parV.length()-1)) )
03196           {
03197         parV.erase( 0,  1);
03198         parV.erase( parV.length()-1 );
03199       }
03200     }
03201     else
03202         {
03203       parA = parAV;
03204       parV = "";
03205     }
03206     DwParameter *param;
03207     param = new DwParameter;
03208     param->SetAttribute( parA );
03209     param->SetValue(     parV );
03210     ct.AddParameter( param );
03211       }
03212       i1 = i2+1;
03213       i2 = additionalParam.find(';', i1, false);
03214     }
03215   }
03216 
03217   if ( !name.isEmpty() ) {
03218     if (RFC2231encoded)
03219     {
03220       DwParameter *nameParam;
03221       nameParam = new DwParameter;
03222       nameParam->SetAttribute("name*");
03223       nameParam->SetValue(name.data(),true);
03224       ct.AddParameter(nameParam);
03225     } else {
03226       ct.SetName(name.data());
03227     }
03228   }
03229 
03230   if (!paramAttr.isEmpty())
03231   {
03232     QCString encoding = autoDetectCharset(charset, sPrefCharsets,
03233                       aPart->parameterValue());
03234     if (encoding.isEmpty()) encoding = "utf-8";
03235     QCString paramValue;
03236     paramValue = KMMsgBase::encodeRFC2231String(aPart->parameterValue(),
03237                         encoding);
03238     DwParameter *param = new DwParameter;
03239     if (aPart->parameterValue() != QString(paramValue))
03240     {
03241       param->SetAttribute((paramAttr + '*').data());
03242       param->SetValue(paramValue.data(),true);
03243     } else {
03244       param->SetAttribute(paramAttr.data());
03245       param->SetValue(paramValue.data());
03246     }
03247     ct.AddParameter(param);
03248   }
03249 
03250   if (!cte.isEmpty())
03251     headers.Cte().FromString(cte);
03252 
03253   if (!contDesc.isEmpty())
03254     headers.ContentDescription().FromString(contDesc);
03255 
03256   if (!contDisp.isEmpty())
03257     headers.ContentDisposition().FromString(contDisp);
03258 
03259   const DwString bodyStr = aPart->dwBody();
03260   if (!bodyStr.empty())
03261     part->Body().FromString(bodyStr);
03262   else
03263     part->Body().FromString("");
03264 
03265   if (!aPart->partSpecifier().isNull())
03266     part->SetPartId( aPart->partSpecifier().latin1() );
03267 
03268   if (aPart->decodedSize() > 0)
03269     part->SetBodySize( aPart->decodedSize() );
03270 
03271   return part;
03272 }
03273 
03274 
03275 //-----------------------------------------------------------------------------
03276 void KMMessage::addDwBodyPart(DwBodyPart * aDwPart)
03277 {
03278   mMsg->Body().AddBodyPart( aDwPart );
03279   mNeedsAssembly = true;
03280 }
03281 
03282 
03283 //-----------------------------------------------------------------------------
03284 void KMMessage::addBodyPart(const KMMessagePart* aPart)
03285 {
03286   DwBodyPart* part = createDWBodyPart( aPart );
03287   addDwBodyPart( part );
03288 }
03289 
03290 
03291 //-----------------------------------------------------------------------------
03292 QString KMMessage::generateMessageId( const QString& addr )
03293 {
03294   QDateTime datetime = QDateTime::currentDateTime();
03295   QString msgIdStr;
03296 
03297   msgIdStr = '<' + datetime.toString( "yyyyMMddhhmm.sszzz" );
03298 
03299   QString msgIdSuffix;
03300   KConfigGroup general( KMKernel::config(), "General" );
03301 
03302   if( general.readBoolEntry( "useCustomMessageIdSuffix", false ) )
03303     msgIdSuffix = general.readEntry( "myMessageIdSuffix" );
03304 
03305   if( !msgIdSuffix.isEmpty() )
03306     msgIdStr += '@' + msgIdSuffix;
03307   else
03308     msgIdStr += '.' + KPIM::encodeIDN( addr );
03309 
03310   msgIdStr += '>';
03311 
03312   return msgIdStr;
03313 }
03314 
03315 
03316 //-----------------------------------------------------------------------------
03317 QCString KMMessage::html2source( const QCString & src )
03318 {
03319   QCString result( 1 + 6*(src.size()-1) );  // maximal possible length
03320 
03321   QCString::ConstIterator s = src.begin();
03322   QCString::Iterator d = result.begin();
03323   while ( *s ) {
03324     switch ( *s ) {
03325     case '<': {
03326         *d++ = '&';
03327         *d++ = 'l';
03328         *d++ = 't';
03329         *d++ = ';';
03330         ++s;
03331       }
03332       break;
03333     case '\r': {
03334         ++s;
03335       }
03336       break;
03337     case '\n': {
03338         *d++ = '<';
03339         *d++ = 'b';
03340         *d++ = 'r';
03341         *d++ = '>';
03342         ++s;
03343       }
03344       break;
03345     case '>': {
03346         *d++ = '&';
03347         *d++ = 'g';
03348         *d++ = 't';
03349         *d++ = ';';
03350         ++s;
03351       }
03352       break;
03353     case '&': {
03354         *d++ = '&';
03355         *d++ = 'a';
03356         *d++ = 'm';
03357         *d++ = 'p';
03358         *d++ = ';';
03359         ++s;
03360       }
03361       break;
03362     case '"': {
03363         *d++ = '&';
03364         *d++ = 'q';
03365         *d++ = 'u';
03366         *d++ = 'o';
03367         *d++ = 't';
03368         *d++ = ';';
03369         ++s;
03370       }
03371       break;
03372     case '\'': {
03373         *d++ = '&';
03374     *d++ = 'a';
03375     *d++ = 'p';
03376     *d++ = 's';
03377     *d++ = ';';
03378     ++s;
03379       }
03380       break;
03381     default:
03382         *d++ = *s++;
03383     }
03384   }
03385   result.truncate( d - result.begin() ); // adds trailing NUL
03386   return result;
03387 }
03388 
03389 //-----------------------------------------------------------------------------
03390 QString KMMessage::encodeMailtoUrl( const QString& str )
03391 {
03392   QString result;
03393   result = QString::fromLatin1( KMMsgBase::encodeRFC2047String( str,
03394                                                                 "utf-8" ) );
03395   result = KURL::encode_string( result );
03396   return result;
03397 }
03398 
03399 
03400 //-----------------------------------------------------------------------------
03401 QString KMMessage::decodeMailtoUrl( const QString& url )
03402 {
03403   QString result;
03404   result = KURL::decode_string( url );
03405   result = KMMsgBase::decodeRFC2047String( result.latin1() );
03406   return result;
03407 }
03408 
03409 
03410 //-----------------------------------------------------------------------------
03411 QCString KMMessage::stripEmailAddr( const QCString& aStr )
03412 {
03413   //kdDebug(5006) << "KMMessage::stripEmailAddr( " << aStr << " )" << endl;
03414 
03415   if ( aStr.isEmpty() )
03416     return QCString();
03417 
03418   QCString result;
03419 
03420   // The following is a primitive parser for a mailbox-list (cf. RFC 2822).
03421   // The purpose is to extract a displayable string from the mailboxes.
03422   // Comments in the addr-spec are not handled. No error checking is done.
03423 
03424   QCString name;
03425   QCString comment;
03426   QCString angleAddress;
03427   enum { TopLevel, InComment, InAngleAddress } context = TopLevel;
03428   bool inQuotedString = false;
03429   int commentLevel = 0;
03430 
03431   for ( char* p = aStr.data(); *p; ++p ) {
03432     switch ( context ) {
03433     case TopLevel : {
03434       switch ( *p ) {
03435       case '"' : inQuotedString = !inQuotedString;
03436                  break;
03437       case '(' : if ( !inQuotedString ) {
03438                    context = InComment;
03439                    commentLevel = 1;
03440                  }
03441                  else
03442                    name += *p;
03443                  break;
03444       case '<' : if ( !inQuotedString ) {
03445                    context = InAngleAddress;
03446                  }
03447                  else
03448                    name += *p;
03449                  break;
03450       case '\\' : // quoted character
03451                  ++p; // skip the '\'
03452                  if ( *p )
03453                    name += *p;
03454                  break;
03455       case ',' : if ( !inQuotedString ) {
03456                    // next email address
03457                    if ( !result.isEmpty() )
03458                      result += ", ";
03459                    name = name.stripWhiteSpace();
03460                    comment = comment.stripWhiteSpace();
03461                    angleAddress = angleAddress.stripWhiteSpace();
03462                    /*
03463                    kdDebug(5006) << "Name    : \"" << name
03464                                  << "\"" << endl;
03465                    kdDebug(5006) << "Comment : \"" << comment
03466                                  << "\"" << endl;
03467                    kdDebug(5006) << "Address : \"" << angleAddress
03468                                  << "\"" << endl;
03469                    */
03470                    if ( angleAddress.isEmpty() && !comment.isEmpty() ) {
03471                      // handle Outlook-style addresses like
03472                      // john.doe@invalid (John Doe)
03473                      result += comment;
03474                    }
03475                    else if ( !name.isEmpty() ) {
03476                      result += name;
03477                    }
03478                    else if ( !comment.isEmpty() ) {
03479                      result += comment;
03480                    }
03481                    else if ( !angleAddress.isEmpty() ) {
03482                      result += angleAddress;
03483                    }
03484                    name = QCString();
03485                    comment = QCString();
03486                    angleAddress = QCString();
03487                  }
03488                  else
03489                    name += *p;
03490                  break;
03491       default :  name += *p;
03492       }
03493       break;
03494     }
03495     case InComment : {
03496       switch ( *p ) {
03497       case '(' : ++commentLevel;
03498                  comment += *p;
03499                  break;
03500       case ')' : --commentLevel;
03501                  if ( commentLevel == 0 ) {
03502                    context = TopLevel;
03503                    comment += ' '; // separate the text of several comments
03504                  }
03505                  else
03506                    comment += *p;
03507                  break;
03508       case '\\' : // quoted character
03509                  ++p; // skip the '\'
03510                  if ( *p )
03511                    comment += *p;
03512                  break;
03513       default :  comment += *p;
03514       }
03515       break;
03516     }
03517     case InAngleAddress : {
03518       switch ( *p ) {
03519       case '"' : inQuotedString = !inQuotedString;
03520                  angleAddress += *p;
03521                  break;
03522       case '>' : if ( !inQuotedString ) {
03523                    context = TopLevel;
03524                  }
03525                  else
03526                    angleAddress += *p;
03527                  break;
03528       case '\\' : // quoted character
03529                  ++p; // skip the '\'
03530                  if ( *p )
03531                    angleAddress += *p;
03532                  break;
03533       default :  angleAddress += *p;
03534       }
03535       break;
03536     }
03537     } // switch ( context )
03538   }
03539   if ( !result.isEmpty() )
03540     result += ", ";
03541   name = name.stripWhiteSpace();
03542   comment = comment.stripWhiteSpace();
03543   angleAddress = angleAddress.stripWhiteSpace();
03544   /*
03545   kdDebug(5006) << "Name    : \"" << name << "\"" << endl;
03546   kdDebug(5006) << "Comment : \"" << comment << "\"" << endl;
03547   kdDebug(5006) << "Address : \"" << angleAddress << "\"" << endl;
03548   */
03549   if ( angleAddress.isEmpty() && !comment.isEmpty() ) {
03550     // handle Outlook-style addresses like
03551     // john.doe@invalid (John Doe)
03552     result += comment;
03553   }
03554   else if ( !name.isEmpty() ) {
03555     result += name;
03556   }
03557   else if ( !comment.isEmpty() ) {
03558     result += comment;
03559   }
03560   else if ( !angleAddress.isEmpty() ) {
03561     result += angleAddress;
03562   }
03563 
03564   //kdDebug(5006) << "KMMessage::stripEmailAddr(...) returns \"" << result
03565   //              << "\"" << endl;
03566   return result;
03567 }
03568 
03569 //-----------------------------------------------------------------------------
03570 QString KMMessage::stripEmailAddr( const QString& aStr )
03571 {
03572   //kdDebug(5006) << "KMMessage::stripEmailAddr( " << aStr << " )" << endl;
03573 
03574   if ( aStr.isEmpty() )
03575     return QString::null;
03576 
03577   QString result;
03578 
03579   // The following is a primitive parser for a mailbox-list (cf. RFC 2822).
03580   // The purpose is to extract a displayable string from the mailboxes.
03581   // Comments in the addr-spec are not handled. No error checking is done.
03582 
03583   QString name;
03584   QString comment;
03585   QString angleAddress;
03586   enum { TopLevel, InComment, InAngleAddress } context = TopLevel;
03587   bool inQuotedString = false;
03588   int commentLevel = 0;
03589 
03590   QChar ch;
03591   unsigned int strLength(aStr.length());
03592   for ( uint index = 0; index < strLength; ++index ) {
03593     ch = aStr[index];
03594     switch ( context ) {
03595     case TopLevel : {
03596       switch ( ch.latin1() ) {
03597       case '"' : inQuotedString = !inQuotedString;
03598                  break;
03599       case '(' : if ( !inQuotedString ) {
03600                    context = InComment;
03601                    commentLevel = 1;
03602                  }
03603                  else
03604                    name += ch;
03605                  break;
03606       case '<' : if ( !inQuotedString ) {
03607                    context = InAngleAddress;
03608                  }
03609                  else
03610                    name += ch;
03611                  break;
03612       case '\\' : // quoted character
03613                  ++index; // skip the '\'
03614                  if ( index < aStr.length() )
03615                    name += aStr[index];
03616                  break;
03617       case ',' : if ( !inQuotedString ) {
03618                    // next email address
03619                    if ( !result.isEmpty() )
03620                      result += ", ";
03621                    name = name.stripWhiteSpace();
03622                    comment = comment.stripWhiteSpace();
03623                    angleAddress = angleAddress.stripWhiteSpace();
03624                    /*
03625                    kdDebug(5006) << "Name    : \"" << name
03626                                  << "\"" << endl;
03627                    kdDebug(5006) << "Comment : \"" << comment
03628                                  << "\"" << endl;
03629                    kdDebug(5006) << "Address : \"" << angleAddress
03630                                  << "\"" << endl;
03631                    */
03632                    if ( angleAddress.isEmpty() && !comment.isEmpty() ) {
03633                      // handle Outlook-style addresses like
03634                      // john.doe@invalid (John Doe)
03635                      result += comment;
03636                    }
03637                    else if ( !name.isEmpty() ) {
03638                      result += name;
03639                    }
03640                    else if ( !comment.isEmpty() ) {
03641                      result += comment;
03642                    }
03643                    else if ( !angleAddress.isEmpty() ) {
03644                      result += angleAddress;
03645                    }
03646                    name = QString::null;
03647                    comment = QString::null;
03648                    angleAddress = QString::null;
03649                  }
03650                  else
03651                    name += ch;
03652                  break;
03653       default :  name += ch;
03654       }
03655       break;
03656     }
03657     case InComment : {
03658       switch ( ch.latin1() ) {
03659       case '(' : ++commentLevel;
03660                  comment += ch;
03661                  break;
03662       case ')' : --commentLevel;
03663                  if ( commentLevel == 0 ) {
03664                    context = TopLevel;
03665                    comment += ' '; // separate the text of several comments
03666                  }
03667                  else
03668                    comment += ch;
03669                  break;
03670       case '\\' : // quoted character
03671                  ++index; // skip the '\'
03672                  if ( index < aStr.length() )
03673                    comment += aStr[index];
03674                  break;
03675       default :  comment += ch;
03676       }
03677       break;
03678     }
03679     case InAngleAddress : {
03680       switch ( ch.latin1() ) {
03681       case '"' : inQuotedString = !inQuotedString;
03682                  angleAddress += ch;
03683                  break;
03684       case '>' : if ( !inQuotedString ) {
03685                    context = TopLevel;
03686                  }
03687                  else
03688                    angleAddress += ch;
03689                  break;
03690       case '\\' : // quoted character
03691                  ++index; // skip the '\'
03692                  if ( index < aStr.length() )
03693                    angleAddress += aStr[index];
03694                  break;
03695       default :  angleAddress += ch;
03696       }
03697       break;
03698     }
03699     } // switch ( context )
03700   }
03701   if ( !result.isEmpty() )
03702     result += ", ";
03703   name = name.stripWhiteSpace();
03704   comment = comment.stripWhiteSpace();
03705   angleAddress = angleAddress.stripWhiteSpace();
03706   /*
03707   kdDebug(5006) << "Name    : \"" << name << "\"" << endl;
03708   kdDebug(5006) << "Comment : \"" << comment << "\"" << endl;
03709   kdDebug(5006) << "Address : \"" << angleAddress << "\"" << endl;
03710   */
03711   if ( angleAddress.isEmpty() && !comment.isEmpty() ) {
03712     // handle Outlook-style addresses like
03713     // john.doe@invalid (John Doe)
03714     result += comment;
03715   }
03716   else if ( !name.isEmpty() ) {
03717     result += name;
03718   }
03719   else if ( !comment.isEmpty() ) {
03720     result += comment;
03721   }
03722   else if ( !angleAddress.isEmpty() ) {
03723     result += angleAddress;
03724   }
03725 
03726   //kdDebug(5006) << "KMMessage::stripEmailAddr(...) returns \"" << result
03727   //              << "\"" << endl;
03728   return result;
03729 }
03730 
03731 //-----------------------------------------------------------------------------
03732 QString KMMessage::quoteHtmlChars( const QString& str, bool removeLineBreaks )
03733 {
03734   QString result;
03735 
03736   unsigned int strLength(str.length());
03737   result.reserve( 6*strLength ); // maximal possible length
03738   for( unsigned int i = 0; i < strLength; ++i )
03739     switch ( str[i].latin1() ) {
03740     case '<':
03741       result += "&lt;";
03742       break;
03743     case '>':
03744       result += "&gt;";
03745       break;
03746     case '&':
03747       result += "&amp;";
03748       break;
03749     case '"':
03750       result += "&quot;";
03751       break;
03752     case '\n':
03753       if ( !removeLineBreaks )
03754     result += "<br>";
03755       break;
03756     case '\r':
03757       // ignore CR
03758       break;
03759     default:
03760       result += str[i];
03761     }
03762 
03763   result.squeeze();
03764   return result;
03765 }
03766 
03767 //-----------------------------------------------------------------------------
03768 QString KMMessage::emailAddrAsAnchor(const QString& aEmail, bool stripped, const QString& cssStyle, bool aLink)
03769 {
03770   if( aEmail.isEmpty() )
03771     return aEmail;
03772 
03773   QStringList addressList = KPIM::splitEmailAddrList( aEmail );
03774 
03775   QString result;
03776 
03777   for( QStringList::ConstIterator it = addressList.begin();
03778        ( it != addressList.end() );
03779        ++it ) {
03780     if( !(*it).isEmpty() ) {
03781       QString address = *it;
03782       if(aLink) {
03783     result += "<a href=\"mailto:"
03784               + KMMessage::encodeMailtoUrl( address )
03785       + "\" "+cssStyle+">";
03786       }
03787       if( stripped )
03788         address = KMMessage::stripEmailAddr( address );
03789       result += KMMessage::quoteHtmlChars( address, true );
03790       if(aLink)
03791     result += "</a>, ";
03792     }
03793   }
03794   // cut of the trailing ", "
03795   if(aLink)
03796     result.truncate( result.length() - 2 );
03797 
03798   //kdDebug(5006) << "KMMessage::emailAddrAsAnchor('" << aEmail
03799   //              << "') returns:\n-->" << result << "<--" << endl;
03800   return result;
03801 }
03802 
03803 
03804 //-----------------------------------------------------------------------------
03805 //static
03806 QStringList KMMessage::stripAddressFromAddressList( const QString& address,
03807                                                     const QStringList& list )
03808 {
03809   QStringList addresses( list );
03810   QString addrSpec( KPIM::getEmailAddress( address ) );
03811   for ( QStringList::Iterator it = addresses.begin();
03812        it != addresses.end(); ) {
03813     if ( kasciistricmp( addrSpec.utf8().data(),
03814                         KPIM::getEmailAddress( *it ).utf8().data() ) == 0 ) {
03815       kdDebug(5006) << "Removing " << *it << " from the address list"
03816                     << endl;
03817       it = addresses.remove( it );
03818     }
03819     else
03820       ++it;
03821   }
03822   return addresses;
03823 }
03824 
03825 
03826 //-----------------------------------------------------------------------------
03827 //static
03828 QStringList KMMessage::stripMyAddressesFromAddressList( const QStringList& list )
03829 {
03830   QStringList addresses = list;
03831   for( QStringList::Iterator it = addresses.begin();
03832        it != addresses.end(); ) {
03833     kdDebug(5006) << "Check whether " << *it << " is one of my addresses"
03834                   << endl;
03835     if( kmkernel->identityManager()->thatIsMe( KPIM::getEmailAddress( *it ) ) ) {
03836       kdDebug(5006) << "Removing " << *it << " from the address list"
03837                     << endl;
03838       it = addresses.remove( it );
03839     }
03840     else
03841       ++it;
03842   }
03843   return addresses;
03844 }
03845 
03846 
03847 //-----------------------------------------------------------------------------
03848 //static
03849 bool KMMessage::addressIsInAddressList( const QString& address,
03850                                         const QStringList& addresses )
03851 {
03852   QString addrSpec = KPIM::getEmailAddress( address );
03853   for( QStringList::ConstIterator it = addresses.begin();
03854        it != addresses.end(); ++it ) {
03855     if ( kasciistricmp( addrSpec.utf8().data(),
03856                         KPIM::getEmailAddress( *it ).utf8().data() ) == 0 )
03857       return true;
03858   }
03859   return false;
03860 }
03861 
03862 
03863 //-----------------------------------------------------------------------------
03864 //static
03865 QString KMMessage::expandAliases( const QString& recipients )
03866 {
03867   if ( recipients.isEmpty() )
03868     return QString();
03869 
03870   QStringList recipientList = KPIM::splitEmailAddrList( recipients );
03871 
03872   QString expandedRecipients;
03873   for ( QStringList::Iterator it = recipientList.begin();
03874         it != recipientList.end(); ++it ) {
03875     if ( !expandedRecipients.isEmpty() )
03876       expandedRecipients += ", ";
03877     QString receiver = (*it).stripWhiteSpace();
03878 
03879     // try to expand distribution list
03880     QString expandedList = KAddrBookExternal::expandDistributionList( receiver );
03881     if ( !expandedList.isEmpty() ) {
03882       expandedRecipients += expandedList;
03883       continue;
03884     }
03885 
03886     // try to expand nick name
03887     QString expandedNickName = KabcBridge::expandNickName( receiver );
03888     if ( !expandedNickName.isEmpty() ) {
03889       expandedRecipients += expandedNickName;
03890       continue;
03891     }
03892 
03893     // check whether the address is missing the domain part
03894     // FIXME: looking for '@' might be wrong
03895     if ( receiver.find('@') == -1 ) {
03896       KConfigGroup general( KMKernel::config(), "General" );
03897       QString defaultdomain = general.readEntry( "Default domain" );
03898       if( !defaultdomain.isEmpty() ) {
03899         expandedRecipients += receiver + "@" + defaultdomain;
03900       }
03901       else {
03902         expandedRecipients += guessEmailAddressFromLoginName( receiver );
03903       }
03904     }
03905     else
03906       expandedRecipients += receiver;
03907   }
03908 
03909   return expandedRecipients;
03910 }
03911 
03912 
03913 //-----------------------------------------------------------------------------
03914 //static
03915 QString KMMessage::guessEmailAddressFromLoginName( const QString& loginName )
03916 {
03917   if ( loginName.isEmpty() )
03918     return QString();
03919 
03920   char hostnameC[256];
03921   // null terminate this C string
03922   hostnameC[255] = '\0';
03923   // set the string to 0 length if gethostname fails
03924   if ( gethostname( hostnameC, 255 ) )
03925     hostnameC[0] = '\0';
03926   QString address = loginName;
03927   address += '@';
03928   address += QString::fromLocal8Bit( hostnameC );
03929 
03930   // try to determine the real name
03931   const KUser user( loginName );
03932   if ( user.isValid() ) {
03933     QString fullName = user.fullName();
03934     if ( fullName.find( QRegExp( "[^ 0-9A-Za-z\\x0080-\\xFFFF]" ) ) != -1 )
03935       address = '"' + fullName.replace( '\\', "\\" ).replace( '"', "\\" )
03936           + "\" <" + address + '>';
03937     else
03938       address = fullName + " <" + address + '>';
03939   }
03940 
03941   return address;
03942 }
03943 
03944 //-----------------------------------------------------------------------------
03945 void KMMessage::readConfig()
03946 {
03947   KMMsgBase::readConfig();
03948 
03949   KConfig *config=KMKernel::config();
03950   KConfigGroupSaver saver(config, "General");
03951 
03952   config->setGroup("General");
03953 
03954   int languageNr = config->readNumEntry("reply-current-language",0);
03955 
03956   { // area for config group "KMMessage #n"
03957     KConfigGroupSaver saver(config, QString("KMMessage #%1").arg(languageNr));
03958     sReplyLanguage = config->readEntry("language",KGlobal::locale()->language());
03959     sReplyStr = config->readEntry("phrase-reply",
03960       i18n("On %D, you wrote:"));
03961     sReplyAllStr = config->readEntry("phrase-reply-all",
03962       i18n("On %D, %F wrote:"));
03963     sForwardStr = config->readEntry("phrase-forward",
03964       i18n("Forwarded Message"));
03965     sIndentPrefixStr = config->readEntry("indent-prefix",">%_");
03966   }
03967 
03968   { // area for config group "Composer"
03969     KConfigGroupSaver saver(config, "Composer");
03970     sSmartQuote = GlobalSettings::self()->smartQuote();
03971     sWordWrap = GlobalSettings::self()->wordWrap();
03972     sWrapCol = GlobalSettings::self()->lineWrapWidth();
03973     if ((sWrapCol == 0) || (sWrapCol > 78))
03974       sWrapCol = 78;
03975     if (sWrapCol < 30)
03976       sWrapCol = 30;
03977 
03978     sPrefCharsets = config->readListEntry("pref-charsets");
03979   }
03980 
03981   { // area for config group "Reader"
03982     KConfigGroupSaver saver(config, "Reader");
03983     sHeaderStrategy = HeaderStrategy::create( config->readEntry( "header-set-displayed", "rich" ) );
03984   }
03985 }
03986 
03987 QCString KMMessage::defaultCharset()
03988 {
03989   QCString retval;
03990 
03991   if (!sPrefCharsets.isEmpty())
03992     retval = sPrefCharsets[0].latin1();
03993 
03994   if (retval.isEmpty()  || (retval == "locale")) {
03995     retval = QCString(kmkernel->networkCodec()->mimeName());
03996     KPIM::kAsciiToLower( retval.data() );
03997   }
03998 
03999   if (retval == "jisx0208.1983-0") retval = "iso-2022-jp";
04000   else if (retval == "ksc5601.1987-0") retval = "euc-kr";
04001   return retval;
04002 }
04003 
04004 const QStringList &KMMessage::preferredCharsets()
04005 {
04006   return sPrefCharsets;
04007 }
04008 
04009 //-----------------------------------------------------------------------------
04010 QCString KMMessage::charset() const
04011 {
04012   if ( mMsg->Headers().HasContentType() ) {
04013     DwMediaType &mType=mMsg->Headers().ContentType();
04014     mType.Parse();
04015     DwParameter *param=mType.FirstParameter();
04016     while(param){
04017       if (!kasciistricmp(param->Attribute().c_str(), "charset"))
04018         return param->Value().c_str();
04019       else param=param->Next();
04020     }
04021   }
04022   return ""; // us-ascii, but we don't have to specify it
04023 }
04024 
04025 //-----------------------------------------------------------------------------
04026 void KMMessage::setCharset(const QCString& bStr)
04027 {
04028   kdWarning( type() != DwMime::kTypeText )
04029     << "KMMessage::setCharset(): trying to set a charset for a non-textual mimetype." << endl
04030     << "Fix this caller:" << endl
04031     << "====================================================================" << endl
04032     << kdBacktrace( 5 ) << endl
04033     << "====================================================================" << endl;
04034   QCString aStr = bStr;
04035   KPIM::kAsciiToLower( aStr.data() );
04036   DwMediaType &mType = dwContentType();
04037   mType.Parse();
04038   DwParameter *param=mType.FirstParameter();
04039   while(param)
04040     // FIXME use the mimelib functions here for comparison.
04041     if (!kasciistricmp(param->Attribute().c_str(), "charset")) break;
04042     else param=param->Next();
04043   if (!param){
04044     param=new DwParameter;
04045     param->SetAttribute("charset");
04046     mType.AddParameter(param);
04047   }
04048   else
04049     mType.SetModified();
04050   param->SetValue(DwString(aStr));
04051   mType.Assemble();
04052 }
04053 
04054 
04055 //-----------------------------------------------------------------------------
04056 void KMMessage::setStatus(const KMMsgStatus aStatus, int idx)
04057 {
04058   if (mStatus == aStatus)
04059     return;
04060   KMMsgBase::setStatus(aStatus, idx);
04061 }
04062 
04063 void KMMessage::setEncryptionState(const KMMsgEncryptionState s, int idx)
04064 {
04065     if( mEncryptionState == s )
04066         return;
04067     mEncryptionState = s;
04068     mDirty = true;
04069     KMMsgBase::setEncryptionState(s, idx);
04070 }
04071 
04072 void KMMessage::setSignatureState(KMMsgSignatureState s, int idx)
04073 {
04074     if( mSignatureState == s )
04075         return;
04076     mSignatureState = s;
04077     mDirty = true;
04078     KMMsgBase::setSignatureState(s, idx);
04079 }
04080 
04081 void KMMessage::setMDNSentState( KMMsgMDNSentState status, int idx ) {
04082   if ( mMDNSentState == status )
04083     return;
04084   if ( status == 0 )
04085     status = KMMsgMDNStateUnknown;
04086   mMDNSentState = status;
04087   mDirty = true;
04088   KMMsgBase::setMDNSentState( status, idx );
04089 }
04090 
04091 //-----------------------------------------------------------------------------
04092 void KMMessage::link( const KMMessage *aMsg, KMMsgStatus aStatus )
04093 {
04094   Q_ASSERT( aStatus == KMMsgStatusReplied
04095       || aStatus == KMMsgStatusForwarded
04096       || aStatus == KMMsgStatusDeleted );
04097 
04098   QString message = headerField( "X-KMail-Link-Message" );
04099   if ( !message.isEmpty() )
04100     message += ',';
04101   QString type = headerField( "X-KMail-Link-Type" );
04102   if ( !type.isEmpty() )
04103     type += ',';
04104 
04105   message += QString::number( aMsg->getMsgSerNum() );
04106   if ( aStatus == KMMsgStatusReplied )
04107     type += "reply";
04108   else if ( aStatus == KMMsgStatusForwarded )
04109     type += "forward";
04110   else if ( aStatus == KMMsgStatusDeleted )
04111     type += "deleted";
04112 
04113   setHeaderField( "X-KMail-Link-Message", message );
04114   setHeaderField( "X-KMail-Link-Type", type );
04115 }
04116 
04117 //-----------------------------------------------------------------------------
04118 void KMMessage::getLink(int n, ulong *retMsgSerNum, KMMsgStatus *retStatus) const
04119 {
04120   *retMsgSerNum = 0;
04121   *retStatus = KMMsgStatusUnknown;
04122 
04123   QString message = headerField("X-KMail-Link-Message");
04124   QString type = headerField("X-KMail-Link-Type");
04125   message = message.section(',', n, n);
04126   type = type.section(',', n, n);
04127 
04128   if ( !message.isEmpty() && !type.isEmpty() ) {
04129     *retMsgSerNum = message.toULong();
04130     if ( type == "reply" )
04131       *retStatus = KMMsgStatusReplied;
04132     else if ( type == "forward" )
04133       *retStatus = KMMsgStatusForwarded;
04134     else if ( type == "deleted" )
04135       *retStatus = KMMsgStatusDeleted;
04136   }
04137 }
04138 
04139 //-----------------------------------------------------------------------------
04140 DwBodyPart* KMMessage::findDwBodyPart( DwBodyPart* part, const QString & partSpecifier )
04141 {
04142   if ( !part ) return 0;
04143   DwBodyPart* current;
04144 
04145   if ( part->partId() == partSpecifier )
04146     return part;
04147 
04148   // multipart
04149   if ( part->hasHeaders() &&
04150        part->Headers().HasContentType() &&
04151        part->Body().FirstBodyPart() &&
04152        (DwMime::kTypeMultipart == part->Headers().ContentType().Type() ) &&
04153        (current = findDwBodyPart( part->Body().FirstBodyPart(), partSpecifier )) )
04154   {
04155     return current;
04156   }
04157 
04158   // encapsulated message
04159   if ( part->Body().Message() &&
04160        part->Body().Message()->Body().FirstBodyPart() &&
04161        (current = findDwBodyPart( part->Body().Message()->Body().FirstBodyPart(),
04162                                   partSpecifier )) )
04163   {
04164     return current;
04165   }
04166 
04167   // next part
04168   return findDwBodyPart( part->Next(), partSpecifier );
04169 }
04170 
04171 //-----------------------------------------------------------------------------
04172 void KMMessage::updateBodyPart(const QString partSpecifier, const QByteArray & data)
04173 {
04174   if ( !data.data() || !data.size() )
04175     return;
04176 
04177   DwString content( data.data(), data.size() );
04178   if ( numBodyParts() > 0 &&
04179        partSpecifier != "0" &&
04180        partSpecifier != "TEXT" )
04181   {
04182     QString specifier = partSpecifier;
04183     if ( partSpecifier.endsWith(".HEADER") ||
04184          partSpecifier.endsWith(".MIME") ) {
04185       // get the parent bodypart
04186       specifier = partSpecifier.section( '.', 0, -2 );
04187     }
04188 
04189     // search for the bodypart
04190     mLastUpdated = findDwBodyPart( getFirstDwBodyPart(), specifier );
04191     kdDebug(5006) << "KMMessage::updateBodyPart " << specifier << endl;
04192     if (!mLastUpdated)
04193     {
04194       kdWarning(5006) << "KMMessage::updateBodyPart - can not find part "
04195         << specifier << endl;
04196       return;
04197     }
04198     if ( partSpecifier.endsWith(".MIME") )
04199     {
04200       // update headers
04201       // get rid of EOL
04202       content.resize( QMAX( content.length(), 2 ) - 2 );
04203       // we have to delete the fields first as they might have been created by
04204       // an earlier call to DwHeaders::FieldBody
04205       mLastUpdated->Headers().DeleteAllFields();
04206       mLastUpdated->Headers().FromString( content );
04207       mLastUpdated->Headers().Parse();
04208     } else if ( partSpecifier.endsWith(".HEADER") )
04209     {
04210       // update header of embedded message
04211       mLastUpdated->Body().Message()->Headers().FromString( content );
04212       mLastUpdated->Body().Message()->Headers().Parse();
04213     } else {
04214       // update body
04215       mLastUpdated->Body().FromString( content );
04216       QString parentSpec = partSpecifier.section( '.', 0, -2 );
04217       if ( !parentSpec.isEmpty() )
04218       {
04219         DwBodyPart* parent = findDwBodyPart( getFirstDwBodyPart(), parentSpec );
04220         if ( parent && parent->hasHeaders() && parent->Headers().HasContentType() )
04221         {
04222           const DwMediaType& contentType = parent->Headers().ContentType();
04223           if ( contentType.Type() == DwMime::kTypeMessage &&
04224                contentType.Subtype() == DwMime::kSubtypeRfc822 )
04225           {
04226             // an embedded message that is not multipart
04227             // update this directly
04228             parent->Body().Message()->Body().FromString( content );
04229           }
04230         }
04231       }
04232     }
04233 
04234   } else
04235   {
04236     // update text-only messages
04237     if ( partSpecifier == "TEXT" )
04238       deleteBodyParts(); // delete empty parts first
04239     mMsg->Body().FromString( content );
04240     mMsg->Body().Parse();
04241   }
04242   mNeedsAssembly = true;
04243   if (! partSpecifier.endsWith(".HEADER") )
04244   {
04245     // notify observers
04246     notify();
04247   }
04248 }
04249 
04250 //-----------------------------------------------------------------------------
04251 void KMMessage::updateAttachmentState( DwBodyPart* part )
04252 {
04253   if ( !part )
04254     part = getFirstDwBodyPart();
04255 
04256   if ( !part )
04257   {
04258     // kdDebug(5006) << "updateAttachmentState - no part!" << endl;
04259     setStatus( KMMsgStatusHasNoAttach );
04260     return;
04261   }
04262 
04263   bool filenameEmpty = true;
04264   if ( part->hasHeaders() ) {
04265     if ( part->Headers().HasContentDisposition() ) {
04266       DwDispositionType cd = part->Headers().ContentDisposition();
04267       filenameEmpty = cd.Filename().empty();
04268       if ( filenameEmpty ) {
04269         // let's try if it is rfc 2231 encoded which mimelib can't handle
04270         filenameEmpty = KMMsgBase::decodeRFC2231String( KMMsgBase::extractRFC2231HeaderField( cd.AsString().c_str(), "filename" ) ).isEmpty();
04271       }
04272     }
04273   }
04274 
04275   if ( part->hasHeaders() &&
04276        ( ( part->Headers().HasContentDisposition() &&
04277            !part->Headers().ContentDisposition().Filename().empty() ) ||
04278          ( part->Headers().HasContentType() &&
04279            !filenameEmpty ) ) )
04280   {
04281     // now blacklist certain ContentTypes
04282     if ( !part->Headers().HasContentType() ||
04283          ( part->Headers().HasContentType() &&
04284            part->Headers().ContentType().Subtype() != DwMime::kSubtypePgpSignature &&
04285            part->Headers().ContentType().Subtype() != DwMime::kSubtypePkcs7Signature ) )
04286     {
04287       setStatus( KMMsgStatusHasAttach );
04288     }
04289     return;
04290   }
04291 
04292   // multipart
04293   if ( part->hasHeaders() &&
04294        part->Headers().HasContentType() &&
04295        part->Body().FirstBodyPart() &&
04296        (DwMime::kTypeMultipart == part->Headers().ContentType().Type() ) )
04297   {
04298     updateAttachmentState( part->Body().FirstBodyPart() );
04299   }
04300 
04301   // encapsulated message
04302   if ( part->Body().Message() &&
04303        part->Body().Message()->Body().FirstBodyPart() )
04304   {
04305     updateAttachmentState( part->Body().Message()->Body().FirstBodyPart() );
04306   }
04307 
04308   // next part
04309   if ( part->Next() )
04310     updateAttachmentState( part->Next() );
04311   else if ( attachmentState() == KMMsgAttachmentUnknown )
04312     setStatus( KMMsgStatusHasNoAttach );
04313 }
04314 
04315 void KMMessage::setBodyFromUnicode( const QString & str ) {
04316   QCString encoding = KMMsgBase::autoDetectCharset( charset(), KMMessage::preferredCharsets(), str );
04317   if ( encoding.isEmpty() )
04318     encoding = "utf-8";
04319   const QTextCodec * codec = KMMsgBase::codecForName( encoding );
04320   assert( codec );
04321   QValueList<int> dummy;
04322   setCharset( encoding );
04323   setBodyAndGuessCte( codec->fromUnicode( str ), dummy, false /* no 8bit */ );
04324 }
04325 
04326 const QTextCodec * KMMessage::codec() const {
04327   const QTextCodec * c = mOverrideCodec;
04328   if ( !c )
04329     // no override-codec set for this message, try the CT charset parameter:
04330     c = KMMsgBase::codecForName( charset() );
04331   if ( !c ) {
04332     // Ok, no override and nothing in the message, let's use the fallback
04333     // the user configured
04334     c = KMMsgBase::codecForName( GlobalSettings::self()->fallbackCharacterEncoding().latin1() );
04335   }
04336   if ( !c )
04337     // no charset means us-ascii (RFC 2045), so using local encoding should
04338     // be okay
04339     c = kmkernel->networkCodec();
04340   assert( c );
04341   return c;
04342 }
04343 
04344 QString KMMessage::bodyToUnicode(const QTextCodec* codec) const {
04345   if ( !codec )
04346     // No codec was given, so try the charset in the mail
04347     codec = this->codec();
04348   assert( codec );
04349 
04350   return codec->toUnicode( bodyDecoded() );
04351 }
04352 
04353 //-----------------------------------------------------------------------------
04354 QCString KMMessage::mboxMessageSeparator()
04355 {
04356   QCString str( KPIM::getFirstEmailAddress( rawHeaderField("From") ) );
04357   if ( str.isEmpty() )
04358     str = "unknown@unknown.invalid";
04359   QCString dateStr( dateShortStr() );
04360   if ( dateStr.isEmpty() ) {
04361     time_t t = ::time( 0 );
04362     dateStr = ctime( &t );
04363     const int len = dateStr.length();
04364     if ( dateStr[len-1] == '\n' )
04365       dateStr.truncate( len - 1 );
04366   }
04367   return "From " + str + " " + dateStr + "\n";
04368 }
04369 
04370 void KMMessage::deleteWhenUnused()
04371 {
04372   sPendingDeletes << this;
04373 }